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 one leg as high as possible. Keep leg straight throughout motion. Return and repeat.
Variations / Comments-
|Stabilizers||Hamstrings | Erector Spinae | Obliques | Pectoralis Major, Sternal | Pectoralis Major, Clavicular | Deltoid, Anterior|