With your arms extended, rest your hands firmly on the sides of the exercise ball while fixing your feet at shoulder width apart on the floor. Your neck, back and legs should be in a straight line. This is your starting position.
Lower yourself down to the ball until your chest almost touches it. Then, raise yourself back up to the original starting position and repeat the movement for the desired number of repetitions.
Perform this exercise in a smooth and fluid motion
Don't lock out your arms at the top
Don't let your mid-section sag down towards the floor
SPECIAL NOTES & LEVEL of DIFFICULTY VARIATIONS
To increase the level of difficulty, slow down the movement.