DE69829003T2 - BALL FOR ISOMETRIC EXERCISES - Google Patents

Abstract

A versatile bidirectional isometric exercise device is provided in the form of an inflatable flexible exercise ball, about 46 cm (18 inches) in diameter, fitted with a pair of looped handles, secured to diametrically opposite points of the ball, through which arms or legs can be placed for performing specialized exercises that use the ball in a tension mode. The ball is only partially inflated so as to provide soft compliant accommodation to various body surfaces, and can be utilized bidirectionally, i.e. either in compression or in tension, in conjunction with various body parts such as hands, legs, knees, feet, etc., for a broad array of isometric muscle exercises directed to overall body strengthening, particularly for persons prone to and/or desiring protection from the effects of osteoporosis. A sequence of recommended exercises may be depicted directly on the surface of the ball.

Description

Territory of invention

The The present invention relates to the field of exercise equipment, and more particularly to an exercise apparatus in ball shape for execution site-specific isometric exercises, the on the overall strengthening of the body and protection against the effects of osteoporosis.

background the invention

The Has need of physical exercises increasingly Recognition found. additionally on the benefits of better overall health and fitness reduces the strengthening of muscles and bones the risk of fractures in the spine and hips as a main sequence of osteoporosis. Strong muscles stimulate the muscles Education stronger Bones, grant the muscle control that helps keep your balance and to prevent a falling, which supports the preservation of an upright posture and the "widow hunchback" of osteoporosis prevents and the skeleton a shock absorbing protection against Bone fracture mediates when an inevitable event occurs.

The present invention is directed to isometric exercises, in which with little or no movement a muscle group for a duration of seconds over another muscle group is stretched, or on a immovable Object. Such isometric exercises Therefore, they differ from isokinetic exercises in which a muscle strength for one Movement is applied at a constant speed, such as during Referring to the handles of a rowing machine, or to isotonic movements, where raised by a series of movements a constant weight becomes.

Lots isometric exercises require the use of an exercise device or are supported by such with the force / forces which counteract the muscular / muscular forces, the one exercising Person to be expended. Taking a recommended set of isometric exercises some the concentric contraction of muscles under uniform fiber tension, while others require an eccentric muscle stretch. Accordingly, must In the field to which the present invention is directed, the exercise device is bidirectional be, which differs from unidirectional devices, z. For example, where stretch bands or ropes or long skinny ones Spiral springs are used, which can only operate under tension and do not press under compression to let.

discussion of the relevant State of the art

Examples for unidirectional find isometric exercise equipment in US Pat. No. 4,023,808 to Hebert for a Resilient Resistive Force Exerciser ("RESILIENT FORCE RESISTOR TYPE EXERCISING DEVICE ") and 4,852,874 to Sleichtser III et al. for a portable isokinetic exercise machine ("PORTABLE ISOKINETIC EXERCISING DEVICE "): where used in these elastic loops made of stretch band as resistance elements become.

Examples for bidirectional find isometric exercise equipment in US Pat. No. 4,376,533 to Kolbel, for a slide-type exerciser and Pull ("PUSH AND PULL TYPE EXERCISING DEVICE ") and 4,406,453 to Herzfeld for a portable exercise machine ("PORTABLE EXERCISER"): these metal springs to use as resistance elements.

From Of interest is U.S. Patent No. 2,115,926 to Hatton for inflated handles Balls and like ("HANDLE FOR INFLATED BALLS AND THE LIKE "), wherein an inflated ball is shown with a pair of fixed handles which are embedded at diametrically opposite points of the ball; however, the ball is exclusive for athletic Play purposes and is not intended or suitable for use as an isometric exercise device to which the present invention relates.

The NL-A-9 500 179 according to the Preamble of Claim 1 executed discloses an exercise ball that is fully inflated. The ball contains loops for attaching a band, an inflation valve, a band, a crossing point for tapes and two handles that are right next to each other on the same side are arranged on the same hemisphere of the ball.

In the above examples of exercise equipment known execution The handles provided are exclusively for a two-handed use provided and not for feet or Legs laid out, leaving them over it In addition, a soft receiving surface is missing, which is against different Apply body surfaces leaves.

Tasks of invention

A main object of the present invention is to provide a versatile bidirectional isometric exerciser that can be used in conjunction with various body parts, such as hands, legs, knees, feet, etc., for exercising with muscles in both opposite directions, ie not on isotoni limited exercises.

A Another object is the creation of an exercise device that focuses on the overall body and on the paraspinal strengthening especially those persons who are responsible for Impact of osteoporosis vulnerable are or want protection against such.

A Another object is that the exercise device to a soft adaptation different body surfaces for one wide range of isometric exercises allowed.

A Another object is the provision of an exercise device, which the aforementioned Fulfills tasks in a very simple structure, in which no metal springs, stretch bands or the like, or mechanisms such as levers are needed.

A Another object is the creation of an inflatable exercise device, at The air is drained for convenient storage and transportation can be.

Summary the invention

The The above objects are in the present invention of an inflatable isometric exercise ball a diameter of about 46 cm (1811), in which a pair of band-like Hand grips, also called headband can serve, diametrically opposite Areas of the surface of the main ball part are attached. The ball is not fully inflated, so that it adapts comfortably to the different parts of the body. In a recommended sequence of isometric exercises, which are directed to specific different parts of the body, use some of the exercises the ball in a tension mode, by placing arms or legs of the user are used by the handles, while other exercises the Use ball in a compression mode by placing it between the body parts or between a body part and squeezed against a wall or floor.

A recommended exercise sequence let yourself with the help of graphic illustrations that directly on the surface of the exercise ball are printed.

A embodiment The present invention is afforded by an exercise ball which comprising: a hollow main ball part made of flexible Material that is shaped so that it has a ball with a predetermined capacity forms when complete is inflated; a pair of equal, more flexible, to a loop shaped handles, which are located on diametrically opposite areas of the Main ball part are attached, with each of the one to a loop shaped handles has ends that are separate at different sections of the main ball part are attached .; an inflatable bladder part, which is contained inside the hollow main ball part.

A another embodiment The present invention is provided with an exercise ball, which comprising: a hollow, inflatable bladder part made of flexible material and shaped into a ball of predetermined capacity, when he is complete is inflated; first and second complementary, hemispherical cover portions made of textile fabric, wherein the first and second bladder parts are constructed and arranged are that they surround the bladder part and attract each other be so spherical To create unity; a first fastening band, which at a first Attachment point at a peripheral region of the first cover portion made of textile fabric is attached, wherein the first fastening tape attached thereto, has a loop shaped handle; a second fastening strap, that at a second attachment point at a peripheral area the second cover is made of textile fabric, wherein the second fastening strap attached thereto, to a Loop shaped handle has; a first band holder, which is near the first attachment point on a peripheral region of the first Cover portion of textile fabric is located, wherein the first strap holder is configured to have a first section can receive and hold the second fastening strap; one second band holder attached to a peripheral portion of the first cover portion made of textile fabric diametrically opposite the first attachment point is fixed, wherein the second band holder so is configured to have a second portion of the second fastening band absorbs and holds; and a third band holder attached to a peripheral portion of the second band holder Cover section of textile fabric diametrically opposite the second Attachment point is attached and where the third band holder is configured to have a third section of the second Mounting tape receives and holds, wherein the second fastening tape is held by the first band holder, wherein the second band holder and the third band holder holding together the cover portions support.

Another embodiment of the present invention provides a method for providing an isometric exercise directed to different body areas, comprising the steps of: (1) providing a partially inflated ball of flexible material provided with a pair of handles disposed at diametrically opposite portions of the ball and forming arcuate loops, each large enough to fit a human foot therethrough; and (2) applying muscular force from a user's body to the ball in accordance with a recommended exercise instruction in such a manner that the ball is made to exert a force that compensates for the applied muscle force.

Short description the drawings

The The above and other objects, features and advantages of the present invention The invention will be apparent from the following description with the drawings in more detail for understanding, wherein are:

1 a perspective view of a first embodiment of an exercise ball of the present invention.

2 a perspective view of a second embodiment of an exercise ball of the present invention.

3 an exploded view of a third embodiment of an exercise ball of the present invention with the representation in a state before assembly.

4 a view of the practice ball of the achievement of 3 from below in an assembled state.

detailed description

1 is a perspective view of an exercise ball 10A in a first embodiment of the present invention comprising a pair of diametrically opposed band-like handles 12A equipped, which is at a main part of the ball 10A with the help of an ultrasonic welding 14 at each end of each handle 12A are attached.

2 is a perspective view of an exercise ball 10B in a second embodiment of the present invention, wherein each of the diametrically opposed pairs of handles 12B from a handle 16 Made of flexible hose, which makes a flat loop of the rope 18 which protrudes as an eyelet at each end, the rope passing through a rubber grommet 20 pulled in a tab 22 is used. Each of the four tabs 22 is at the main part of the ball 10B with the help of an ultrasonic welding 14 appropriate. The handles 16 can have a round or oval cross-section.

In both embodiments the handle is made sufficiently long so that it has an arcuate loop that forms over the foot and on the leg of the exercise executive Person can be placed.

The main ball part 10A / B and the handles 12A / B are made of flexible material and, in a luxury version of the two embodiments, may include a bladder member, the outer surface of the main ball member 10A / B may be covered with a fabric, such as nylon or lycra.

3 Figure 11 is an exploded perspective view of a third embodiment of an exercise ball 10C of the present invention and illustrates a pre-assembly condition. The main bubble part 24 , which is preferably made of vinyl, can with a pressure sensing device 26 equipped, in which a pressure display can be included, for example, with a digital readout or an analog display.

The above and below the bladder 24 shown textile cover is made of two hemispherical sections 28A and 28B manufactured. The upper cover section 28A is with a handle 30A at the end of a long band 30B fitted. The lower cover section 28B is with a handle 30C at the end of a short volume 30D fitted. The lower main cover section 28B is equipped with a pair of similar grommet slots, with slot 30E at the beginning of the tape 30D located and slot 30F on the edge of the lower cover section 28B diagonally opposite slot 30E located. Handle 30A of the upper cover portion 28A is inserted through slot 30E presented as a first step in the assembly. In the subsequent assembly becomes handle 30A around the cover section 28B according to the illustration with the help of the arrow 32 placed, through slot 30F as shown by arrow 34 pulled through a similar slot in the upper cover portion 28A (not visible in this view) pulled and directed outwards and the two cover sections 28A and 28B pulled each other and fastened firmly over the bubble 24 to sit. Additional fasteners, such as Velcro tapes, may be used to secure the cover sections 28A and 28B with a bubble 24 to attach to operatively connect to each other around the peripheral area.

In the upper cover section 28A can be in the place of the pressure sensor 26 to the visible speed of a pressure gauge an opening 38 provided that such is provided for at this point.

4 is a view of the exercise ball 10C from 3 in an assembled state from below. tape 30B at the surface of the lower cover section 28B is to be seen in the length, so that the handles 30A and 30C equal outward distances from the main spherical portion of the band 10C which simulates a pair of identical handles arranged in diametrically opposite positions in the same way. This makes it possible for the ball 10C acting as a tensioning device in isometric exercises involving pulling the handles 30A and 30C involved in the same way as described above in connection with 1 and 2 has been described. An opening 40 is shown for access to an inflation valve of the bladder, which could alternatively be located at any other location, including the probe 26 and the opening 38 applies.

In the case where the probe 26 If a separate pressure gauge is driving, possible alternative locations for the display are in place 36 on the top of the band 30D in 3 shown and in 4 at the point 39 on the bottom of the band 30D , The pressure gauge may be any known design, such as a mechanical gauge or an electronic digital or analog display, implemented as an LED or LCD display panel.

The force applied to the exercise ball either in tension over the grips that hit the ball in with the dashed lines in 4 seeks to deform, or force applied in compression by compressing the ball, increases the air pressure inside the ball, so that the air pressure, as measured and displayed, is usually proportional to the applied force.

In a further embodiment can be either as an addition to a pressure gauge or as an alternative to the pressure sensor to display a visible or audible indication upon reaching the predetermined pressure value are executed, wherein the predetermined Pressure value with a device for adjusting by the ball Applying person can be made variable, so that different muscle forces predetermined for different exercises and monitored accordingly can be. As a further alternative, a keyboard may be separate or built-in for the Intended to enable a user, Enter muscle power and / or other data.

• (a) wenn beide Abschnitte in Form von Abschnitt 28B gefertigt werden, würde jeder Griff, der sich auf einem kurzen Band 30D befindet, durch den Durchführungsschlitz 30F des gegenüberliegenden Abschnittes hindurchgezogen werden und es würde dann keine Notwendigkeit für den Durchführungsschlitz 30E im Griff 30D bestehen; oder
• (b) wenn beide Abschnitte in Form von Abschnitt 28A mit einem langen Band 30B an jedem Griff gefertigt werden und mit einem Durchführungsschlitz 30F an dem gegenüberliegenden Rand ausgestattet werden, würden die Bänder jeweils durch einen Schlitz 30E gehen, eine halbe Umdrehung um die gegenüberliegenden Seiten des Balles ausführen und dann durch die Schlitze 30F gehen und sich von dort zu den entsprechenden Griffen erstrecken.

As optional variations to the in 3 and 4 sections could be shown 28A and 28B identical at least in relation to the bands and handles:

• (a) if both sections in the form of section 28B Each handle would be made on a short ribbon 30D located through the execution slot 30F of the opposite section and there would then be no need for the feedthrough slot 30E under control 30D consist; or
• (b) if both sections in the form of section 28A with a long band 30B be made on each handle and with a feedthrough slot 30F At the opposite edge, the bands would each pass through a slot 30E Go, make a half turn around the opposite sides of the ball and then through the slots 30F go and extend from there to the appropriate handles.

For practice purposes, the main ball part 10A / B / C is inflated via the water ball or basketball valve only to a deflated state of about two-thirds or three-quarters of its fully expanded capacity to allow it to provide a fixed, matched, uniform resistance to the body areas of the person that is doing the exercise.

It are two fundamental Uses, the ball for the exercise to use: (1) the ball is used as a tensile load by it is pulled apart at the handles, e.g. with hands or Legs to effectively stretch the ball in this way, and (2) The ball is used as a compressive load by passing between the body areas of the user or between a body area of the user and an immovable object, such as floor, Bed or wall, pressed becomes.

A special series of recommended exercises can be performed with the help of the graphical representations on the ball according to the illustrations in 1 and 2 are printed on. In a shipping package, an instruction manual can be provided together with the exercise ball, which describes these exercises in detail. Each exercise targets other parts of the body and uses the ball in a different form of use. In general, in each exercise over a given period of time, a constantly increasing muscle force is applied to the ball, and typically 5 For a second, after which the force is equally retracted over a similar period of time.

Provided available, the pressure gauge can in conjunction with table data be used in the various exercises according to the personal Characteristics, such as age, weight, etc., a recommended Muscle force exerted becomes.

Another embodiment of the present invention is provided with an exercise ball 10A -C-shaped, which comprises: a hollow, inflatable main ball part, made of flexible material, which is shaped so that it forms a ball of predetermined capacity when it is fully inflated, wherein the ball part to an area within is inflated from about two thirds to three quarters of the capacity; a pair of equal, flexible, loop-shaped handles 12A . 12B , which are arranged on diametrically opposite areas of the main ball part, wherein the handles 30A . 30C are sized so that they pass through a human foot through each formed into a loop handle 30A . 30C enable; an inflatable bladder part 24 ; first and second complementary, hemispherical cover portions of fabric 28A . 28B which are constructed and arranged so that each has a corresponding one of the loops formed handles 30A . 30C which has integrally attached thereto at a peripheral portion thereof via a fastening band 30B . 30D are attached, wherein the first and second textile cover 28A B is alternately attached to the peripheral area, the bladder part 24 includes completely, each of the cover sections 28A -B is constructed and arranged so that they have feedthrough slots in a peripheral area opposite to the location of the fastening strap 30B . 30D are limited to a fastening tape 30B to use that goes through the slot to the cover sections 28A -B to keep together; wherein the first and second textile cover sections 28A -B are constructed and arranged so that they are the bladder part 24 to be alternately fixed around the peripheral portions thereof so as to form a spherical unit so that the handles formed into loops 30A . 30C be brought to effect over the appropriate bands 30B . 30D to be operably attached to diametrically opposed portions of the main ball portion which are located substantially equidistantly outside the main ball portion.

The exercise ball 10A -C can be constructed and arranged to act as a tensioning device when the user manually applies the handles 30A . 30C exerts opposing and outward forces by applying opposing muscular forces when performing an isometric exercise. The exercise ball 10A -C can also be constructed and arranged so that each of the handles 30A . 30C engage with a corresponding leg of the user, the user having an appropriate foot through each of the handles 30A . 30C introduced; and making the practice ball 10A -C is brought to act as a tensioner by giving the user opposite and outward muscle forces on the handles 30A . 30C exercise by pushing the legs apart when performing an isometric exercise. The exercise ball 10A -C can also be constructed and arranged to act as a compression device when a user hits the ball 10A -C compresses between two predetermined body areas of the user in the execution of an isometric exercise. The exercise ball 10A -C may also be constructed and arranged to act as a compression device when a user squeezes the ball between a predetermined body area of the user and an immovable surface selected from the group including a floor surface when performing an isometric exercise; a bed surface and a wall surface.

The exercise ball 10A -C can handle a couple 12B dispose, with each handle 12B comprising: a handle 16 fabricated from a length of flexible, tubular material having a central diameter; a pair of straps 14 forming the two opposite ends attached to the main ball part, each tab 14 has an extended tab portion which with a rubber grommet 20 Is provided; and a handle rope 18 which forms a flattened loop with a double central area passing through the central passage of the handle 16 runs and on each end of the handle 16 forms an excellent Ösenabschnitt, the handle rope 18 at each eyelet section through one of the associated rubber grommets 20 is pulled through. The exercise ball 10A -C can also have a textile cover that wraps around the main ball part of the exercise ball. The exercise ball 10A -C can also be a variety of graphics printed on the main ball part of the exercise ball 10A -C, with each representation showing how the practice ball 10A -C is used in various recommended isometric exercises.

The exercise ball 10A -C may further include a pressure sensing device 26 which is constructed and arranged to reduce the air pressure inside the exercise ball 10A -C measures; and means for indicating pressure in operative association with the pressure sensing device 26 which are constructed and arranged to visibly display the air pressure inside the exercise ball 10A -C reproduced by means of the pressure sensing device 26 was recorded. The pressure sensing device 26 may be in a surface area of the main ball part of the practice ball 10A -C are located. The pressure sensing device 26 can attach to an exposed area of one of the bands 30B . 30D are located. The pressure indicator may be adjusted by the user so that this means provides a clear warning whenever the air pressure in the ball 10A -C increases to a predetermined pressure that can be selected by the user.

Another embodiment of the present invention is a method for providing an isometric exercise that targets different body areas, comprising the steps of: (1) providing a partially inflated elastic ball 10A -C made of flexible material, with a pair of diametrically opposed handles 12A B, which form arcuate loops, each large enough to insert a human foot therethrough; and (2) applying muscular force from a user's body to the ball 10A -C according to a recommended exercise instruction in such a way to the ball 10A -C to exert a force that compensates for the applied muscle power. step 2 This method of providing an isometric exercise may include the substeps of: (a) engaging each of the handles 12A -B with a corresponding extremity of the body selected from the group including the arms and legs of the user; and (b) applying muscular forces from the selected extremities of the body to the handles 12A -B in opposite and outward directions according to a recommended exercise instruction, causing the ball 10A -C is brought to act as a tensioning device to compensate for the muscle forces applied as an integral part of an isometric exercise. Additionally or alternatively, step 2 of this method of providing isometric exercises may include the substeps of: (a) a first area of the ball 10A -C bring into contact with a first area of the user's body selected according to a recommended exercise instruction; (b) a second area of the ball 10A -C generally diametrically opposite to the first region thereof, bring into contact with a second region of the body selected according to the instruction; and (c) applying muscular forces from the first and second regions of the user's body in opposite directions inwardly to the first and second regions of the ball, respectively 10A -C, so as to make the ball act as a compression device that exerts counterforce, applying muscle force to a degree and for a period of time recommended by the instruction to perform the recommended isometric exercise , Additionally or alternatively, step 2 of this method for providing an isometric exercise may include: (a) a first region of the ball 10A -C bring into contact with an area of the user's body selected according to a recommended exercise instruction; (b) a second area of the ball 10A -C generally diametrically opposite the first area, into contact with an immovable object selected from a group including a floor, a bed or a wall according to the instruction; and (c) applying muscular power by pressing the selected body areas of the body against the immovable object and thereby the ball 10A -C, causing it to exert a compressive counterforce, applying the force to a degree and for a period of time recommended by the instruction, thereby performing the recommended isometric exercise.

The executed embodiments are to be construed in all respects as illustrative and not restrictive, the scope of the invention being defined by the appended claims and not so by the above description and being all Variations, supplements and changes, which are within the meaning and range of equivalency of the claims therefore considered to be included in these.

Claims (31)

Exercise ball ( 10A . 10B ; 10C ), comprising: a hollow main ball part ( 10A . 10B ; 10C ) made of flexible material shaped to form a ball of predetermined capacity when fully inflated; characterized in that: a pair of equal, flexible, loop-shaped handles ( 12A . 12B ; 30A . 30C ) at diametrically opposite areas of the main ball part ( 10A . 10B ; 10C ), each of the handles formed into a loop ( 12A . 12B ; 30A . 30C ) Has ends that are separated at different sections ( 14 ; 30E . 30F ) of the main ball part ( 10A . 10B ; 10C ) are attached; an inflatable bladder part ( 24 ) contained inside the hollow main ball part. Exercise ball ( 10A . 10B ) according to claim 1, wherein each pair of handles ( 12A . 12B ) has a band-like length of material which is attached to the main ball part by means of ultrasonic welding ( 14 ) at each end of each handle ( 12A . 12B ) is attached. Exercise ball ( 10A . 10B ) according to claim 1, wherein each of the pairs of handles ( 12A . 12B ) comprises: a handle ( 16 ) made of a length ei a resilient tubular material having a central passage; a pair of tabs ( 22 ), which are attached to the main ball part, wherein each tab has an extended tab portion which is provided with a rubber grommet ( 20 ) Is provided; a handle rope ( 18 ) which forms a flattened loop with a double central region passing through the central passage of the handle and at each end of the handle ( 16 ) forms an excellent eyelet section, wherein the handle cable ( 18 ) at each eyelet section by one of the associated rubber bushings ( 20 ) is pulled through. Exercise ball ( 10A . 10B ) according to one of claims 1 to 3, further comprising a fabric cover enclosing the main ball part. Exercise ball ( 10A . 10B ) according to one of claims 1 to 4, further comprising a plurality of graphical representations printed on the main ball part, each representation being used on the exercise ball in another recommended isometric exercise. Exercise ball ( 10A . 10B ) according to one of claims 1 to 5, further comprising: a pressure sensor device ( 26 ), which is constructed and arranged so as to reduce the air pressure inside the exercise ball ( 10A . 10B ) can measure; and a pressure indicator in operative association with the pressure sensing device (10). 26 ), which is constructed and arranged such that an indication of the air pressure inside the exercise ball ( 10A . 10B ) which is indicated by means of the pressure sensor device ( 26 ) is detected. Exercise ball ( 10A . 10B ) according to claim 6, wherein the pressure indicator is mounted in a surface area of the main ball part of the exercise ball. Exercise ball ( 10A . 10B ) according to claim 6, wherein the pressure indicator is mounted on an exposed area on one of the handles. Exercise ball ( 10A . 10B ) according to one of claims 6 to 8, further comprising a user adjustable pressure display device to provide a clearly perceptible warning when the pressure in the ball increases to a predetermined pressure value selectable by the user. Exercise ball ( 10A . 10B ) according to one of claims 1 to 9, wherein the exercise ball ( 10A . 10B ) is constructed and arranged to act as a tensioning device when the user manually applies the grips ( 12A . 12B ) exerts opposing and outward forces by applying opposing muscular forces when performing an isometric exercise. Exercise ball ( 10A . 10B ) according to one of claims 1 to 9, wherein the exercise ball ( 10A . 10B ) is constructed and arranged so as to make it possible for the handles ( 12A . 12B ) in one of the corresponding legs of the user, the user a corresponding foot through each formed into a loop handle ( 12A . 12B ) has used; whereby the practice ball ( 10A . 10B ) is caused to act as a tensioner by causing the user to apply opposing and outward muscle forces to the handles ( 12A . 12B ) by pushing the legs apart when performing an isometric exercise. Exercise ball ( 10A . 10B ) according to one of claims 1 to 9, wherein the exercise ball ( 10A . 10B ) is constructed and arranged to act as a compression device when a user releases the ball ( 10A . 10B ) between two predetermined body areas of the user when performing an isometric exercise. Exercise ball ( 10A . 10B ) according to one of claims 1 to 9, wherein the exercise ball ( 10A . 10B ) is constructed and arranged to act as a compression device when a user releases the ball ( 10A . 10B ) between a predetermined body area of the user and a non-moving surface selected from a group including a floor surface, a bed surface and a wall surface. Exercise ball ( 10C ) according to claim 1, characterized in that: a hollow, inflatable bladder part ( 24 ) made of a flexible material shaped to form a ball of a predetermined capacity when fully inflated; first and second complementary, hemispherical cover sections of textile fabric ( 28A . 28B ) are arranged so that they the bladder part ( 24 ) and attracted to each other so as to produce a spherical unit; a first fastening strap ( 30D ), which at a first attachment point at a peripheral region of the first cover portion of textile fabric ( 28B ), wherein the first fastening strap ( 30D ) attached thereto, formed into a loop handle ( 30C ) Has; a second fastening tape ( 3OB ), which at a second attachment point at a peripheral region of the second cover made of textile fabric ( 28A ), wherein the second fastening strap attached thereto, to a Loop shaped handle ( 30A ) Has; a first band holder ( 30E ) located in the vicinity of the first attachment point on a peripheral portion of the first cover portion of textile fabric ( 28B ), wherein the first strap holder ( 30E ) is configured so that it has a first portion of the second fastening band ( 30B ) can record and hold; a second band holder ( 30F ) formed at a peripheral portion of the first fabric cover portion (FIG. 28B ) is mounted diametrically opposite the first attachment point, wherein the second strap holder ( 30F ) is configured so that it has a second portion of the second fastening band ( 30B ) receives and holds; and a third tape holder attached to a peripheral portion of the second fabric cover portion diametrically opposite the second attachment point, the third tape holder being configured to receive a third portion of the second fastener tape (10). 30B ) receives and holds, wherein the second fastening band ( 30B ) of the first band holder ( 30E ), wherein the second band holder ( 30F ) and the third band holder holding together the cover portions ( 28A . 28B ) support. Exercise ball ( 10C ) according to claim 14, wherein the first band holder ( 30E ) has a feedthrough slot dimensioned to receive the second fastener tape ( 30B ), which is located inside the first fastening band ( 30D ), wherein the second band holder ( 30F ) and the third band holder also have feedthrough slots sized to receive the second attachment band (FIG. 30B ) take up. Exercise ball ( 10C ) according to claim 14 or 15, wherein the fastening ribbons ( 30B . 30D ) are dimensioned such that the handles formed into a loop ( 30C . 30A ) at substantially equal intervals outside of the bladder part ( 24 ) are arranged after the second fastening band ( 30B ) from the band holders ( 30E . 30F ) were recorded and held. Exercise ball ( 10C ) according to one of claims 14 to 16, wherein the exercise ball ( 10C ) is constructed and arranged to act as a tensioning device when the user manually sets opposing and outward forces on the handles ( 30A . 30C ) exercising opposing muscular forces when performing an isometric exercise. Exercise ball ( 10C ) according to one of claims 14 to 16, wherein the exercise ball ( 10C ) is constructed and arranged so that each of the handles ( 30A . 30C ) can engage in one of the corresponding legs of the user, and the user a corresponding foot through each formed into a loop handle ( 30A . 30C ) has used; whereby the practice ball ( 10C ) is caused to act as a tensioner by causing the user to apply opposing and outward muscle forces to the handles ( 30A . 30C ) by pushing the legs apart when performing an isometric exercise. Exercise ball ( 10C ) according to one of claims 14 to 16, wherein the exercise ball ( 10C ) is constructed and arranged to act as a compression device when a user releases the ball ( 10C ) between two predetermined body areas of the user when performing an isometric exercise. Exercise ball ( 10C ) according to one of claims 14 to 16, wherein the exercise ball ( 10C ) is constructed and arranged to act as a compression device when a user releases the ball ( 10C ) between a predetermined body area of the user and a non-moving surface when performing an isometric exercise selected from a group including a floor surface, a bed surface, and a wall surface. Exercise ball ( 10C ) according to any one of claims 14 to 20, wherein each of the handles ( 30A . 30C ) comprises: a handle ( 16 ) made of a length of flexible tubular material having a central passage; a pair of tabs ( 22 ), which form the two opposite ends, which are fastened to the fastening straps, wherein each tab has an extended strap portion, which is provided with a rubber bushing ( 20 ) Is provided; and a handle rope ( 18 ) which forms a flattened loop with a double central region passing through the central passage of the handle ( 16 ) and at each end of the handle ( 16 ) forms an excellent eyelet section, wherein the handle cable ( 18 ) at each eyelet section by one of the associated rubber bushings ( 20 ) is pulled through. Exercise ball ( 10C ) according to one of claims 14 to 21, further comprising a plurality of graphical representations printed on the textile cover sections, each representing how the exercise ball ( 10C ) is used in a different recommended isometric exercise. Exercise ball ( 10C ) according to one of claims 14 to 22, further comprising: a pressure sensor device ( 26 ), which is constructed and arranged so as to reduce the air pressure inside the exercise ball ( 10C ) can measure; and a pressure indicator in operative association with the pressure sensing device ( 26 ), which is constructed and arranged such that an indication of the air pressure inside the exercise ball ( 10C ) which is indicated by means of the pressure sensor device ( 26 ) is detected. Exercise ball ( 10C ) according to claim 23, wherein the pressure indicator device is located in a surface area of the inflatable bladder part (10). 24 ) of the exercise ball ( 10C ) is located. Exercise ball ( 10C ) according to claim 23, wherein the pressure indicator device is located in the exposed area on one of the bands ( 30B . 30D ) is located. Exercise ball ( 10C ) according to one of claims 23 to 25, further comprising a user-adjustable pressure display device to provide a clearly perceptible warning when the pressure in the ball ( 10C ) increases to a predetermined pressure value selectable by the user. Exercise ball ( 10C . 10B . 10C ) according to one of claims 1 to 26, wherein the main inflatable ball part is partially inflated within a range of about two thirds to three quarters of the capacity. A method of providing an isometric exercise directed to different body areas, the method comprising the steps of: (1) providing a partially inflated ball ( 10A . 10B . 10C ) made of flexible material, which is equipped with a pair of handles ( 12A . 12B . 30A . 30C ), which are arranged at diametrically opposite areas of the ball and form arcuate loops, each of which is large enough to insert a human foot therethrough; (2) Applying muscular force from the body of a user to the ball ( 10A . 10B . 10C ) according to a recommended practice instruction in such a way as to make the ball ( 10A . 10B . 10C ) to cause it to exert a force that compensates for the applied muscle power. A method of granting an isometric exercise according to claim 28, wherein step ( 2 ) the substeps comprise: (a) engaging each of the handles ( 12A . 12B . 30A . 30C ) with a corresponding extremity of the body selected from the group including the arms and legs of the user, and (b) applying muscular forces from the selected extremities of the body to the handles ( 12A . 12B . 30A . 30C ) in opposite and outward directions according to a recommended exercise instruction, whereby the ball ( 10A . 10B . 10C ) is acted as a tensioning device to compensate for the muscle forces applied as an integral part of an isometric exercise. A method of granting an isometric exercise according to claim 28, wherein step ( 2 ) the substeps comprise: (a) a first area of the ball ( 10A . 10B . 10C ) to be brought into contact with a first area of the user's body, selected according to a recommended exercise instruction; (b) a second area of the ball ( 10A . 10B . 10C ), generally diametrically opposite the first region thereof, into contact with a second region of the body selected according to the instruction; and (c) applying muscular forces from the first and second regions of the user's body in opposite directions inwardly to the first and second regions of the ball, respectively ( 10A . 10B . 10C ) so as to cause the ball to act as a compression device that exerts counterforce, applying muscle strength to a degree and for a period of time recommended by the instruction to perform the recommended isometric exercise. A method of granting an isometric exercise according to claim 28, wherein step ( 2 ) the substeps comprise: (a) a first area of the ball ( 10A . 10B . 10C ) to be brought into contact with a first area of the user's body, selected according to a recommended exercise instruction; (b) a second area of the ball ( 10A . 10B . 10C ), generally diametrically opposite the first portion thereof, bring into contact with a stationary object selected from the group including a floor, bed or wall according to the instruction; and (c) applying muscular power by pressing the selected body areas of the body against the immovable object, thereby 10A . 10B . 10C ) causing it to exert a compressive counterforce, applying the force to a degree and for a period of time recommended by the instruction, thereby performing the recommended isometric exercise.