How to do the Crunch Floor
- 1Lie on your back with your knees bent and feet flat on the floor.
- 2Place your hands behind your head without pulling on your neck.
- 3Engage your core and lift your shoulders off the floor.
- 4Hold the position briefly at the top.
- 5Lower your shoulders back to the starting position.
Muscle group
Core
Type
Reps Only
Equipment
None needed






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