What is a knee up crunch?

More videos on YouTube The knees to elbows is an easier variation of the hanging leg raise . Execution. Hang from a pull-up bar or stall bars. Without swinging, bend the knees and crunch the trunk to lift the knees up and back toward the elbows—ideally, contact the arms with the knees at the top of each rep.

Step up knee lifts

The Benefits of Knee Up Crunch Knee Up Crunches focus on the same muscle group as other forms of Sit Ups sit-ups and crunches, but to perform them, you lie flat on your back and, instead of sitting up, bring your knees up towards your face.

Lie with your back on a flat bench with your hips bent at a 90 degree angle. Extend your legs into the air and grab a stable object for support. Draw-in your navel and contract your glutes. Lift your hips off the bench, pressing your feet up towards the ceiling. Slowly return to the starting position and repeat.