PreparationIn prone position place waist on fitnessball. Stabilize position with hands pressed against sides of fitnessball. Place feet wider than shoulderwide on floor and extend legs.
ExecutionExtend hip to raise either leg as high as possible. Now flex leg to pull foot towards butt. Extend leg to return to starting position. Repeat.
Variations / Comments-
|Gluteus Maximus | Hamstrings
|Erector Spinae | Obliques | Pectoralis Major, Sternal | Pectoralis Major, Clavicular | Deltoid, Anterior