Which of the following makes a stability ball exercise more difficult?

a. using a ball that is less inflated
b. placing the ankles on the ball vs. the thighs for a push-up
c. performing a leg squat with the feet further from the wall vs. right under the knees
d. having someone hold the ball steady
e. placing the arms or legs farther apart on the ball


b. placing the ankles on the ball vs. thighs for a push-up

Health & Biomechanics

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