absbody weight

knee touch crunch

knee touch crunch is a common strength training exercise. Below are form tips, steps, and demos.

Steps

Step 1. Lie flat on your back with your knees bent and feet flat on the ground.

Step 2. Place your hands behind your head with your elbows pointing outwards.

Step 3. Engaging your abs, lift your shoulder blades off the ground and reach your right hand towards your left knee.

Step 4. Return to the starting position and repeat, this time reaching your left hand towards your right knee.

Muscles & body parts

Primary muscles

abs

Secondary muscles

hip flexors

Primary body parts

core

Common mistakes & warnings

Form & control

Avoid momentum and excessive swing; keep core stable; match breath to movement; control the eccentric phase.

Control breathing and core; keep a steady tempo.

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