Do a wall sit with your back against the wall and knees bent 90 degrees. Measure the distance from your butt to the floor in centimeters.
Most exercise balls have the ball size printed on them usually 45 cm 55 cm 65 cm and 75 cm.
How do i know what size stability ball to get. Sit on the ball firmly and note the bends at hips and knees. The first thing you must do when choosing an stability ball exercise ball or sitting ball is to find the right size for you. Correia recommends this simple method for estimating what size stability ball you need.
This depends mainly on your height but you must also take into consideration whether you have long legs or long body within the overall height. That s the approximate size you should use. But it s important to get the right exercise ball for your height.
If you are close to the cut off point between sizes try testing out. If you are 4 11 5 4 get a ball that is 55 cm if you are 5 5 5 11 get a ball that is 65 cm. While this is ok as a general guide this doesn t work for all women for all core exercises.
If body weight to height is larger than the average proportion sitting on the exercise ball will compress it down more so individuals usually should try using the next larger exercise ball size in order to maintain the 90 degree rule. The diameter of the ball makes all the difference size does matter. It s common practice to use a height guide to choose the right size ball.
When the size is correct you should be able to sit with your knees at a 90 degree angle and your thighs parallel to the floor. Stability balls are a great tool to help strengthen your body especially your core muscles. But it s important to get the right exercise ball for your height.
The size of the exercise ball is usually printed on the ball in centimetres. Here s a chart to figure out what size to buy plus the benefits of using one per a trainer. The rule of thumb is that you want to be able to sit on your ball with your legs at a 90 degree angle or slightly more but not less.
Use these guidelines when you buy a fitness ball. You need to buy the correct size ball for your height. To ensure that you are using the correct size you should follow the size guidelines we mentioned earlier and if you are unsure of which size yoga ball to use test the ball by sitting on it.
Stability balls are a great tool to help strengthen your body especially your core muscles. Stability balls are a super versatile piece of fitness equipment.