توضیحات:

You've been at the gym doing crunches and the results have been disappointing ??
That's because when it comes to ab exercises, crunches are pretty basic, boring stuff. But your workouts should never be boring.
It's time to push your abs to exhaustion with new ab exercises that are anything but routine. And it's not just a six-pack you'll get: Maintain strong abs, and you’ll help prevent back pain, boost your agility, and increase your flexibility :
Ab wheel rollout
Abs Crunch Machine
Cable Crunches
Decline Ab Reach
Decline Revers Crunch
Exercice ball - jack knife
Exercice Ball - Raised Legs Crunch
Full Hanging Leg Rise
Oblique Rotation on Parallel Bars
Russian Twist
Side Bend On a Hyperextention Bech
Side Crunches On a Roman Chair
Standin Twist Machine
Standing Oblique Twists With Plate
and more exercices