How to do a crunch
CoreBodyweightBeginner
The classic. A short, controlled curl of your upper body — no need to sit all the way up to make your abs work.
How to do it
- 1Lie on your back, knees bent, feet flat
- 2Hands light behind your head or across your chest
- 3Curl your shoulders off the floor
- 4Lower slowly, don't flop back down
Common mistakes
- ×Pulling your head forward with your hands
- ×Using momentum to bounce up
- ×Yanking your neck instead of curling your ribs down
Muscles worked
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