How to Do
How to Do Knee Crunches Tuck Crunch
Sit down with legs straight and arms and elbows touching the floor. Crunch by bringing knees into the chest.
Beginning
Beginning Knee Crunches
1. Lay down on the floor in a relaxed position with your knees up and palms lightly on either side of your head.
2. Raise your legs perpendicular to the floor and then bend at the knees so the calves are parallel to the floor.
Movement
Knee Crunches Movement
1. On your back, lie down. Place your feet hip-width apart on the floor. Place your arms over your chest while bending your knees. Inhale while contracting your abs.
2. Exhale and lift your upper body while maintaining a relaxed head and neck.
3. Return to the starting position by inhaling.
Benefits
Knee Crunches Benefits
Strengthens the rectus abdominis muscle. When you do a regular crunch, you contract your abs as you lift your head, shoulders, and upper back off the ground.
