CoreHip FlexorsintermediateUncommon
Band Jack Knife Sit-Up
How to do it
- 1The band jack knife sit-up is an abdominal exercise that uses a resistance band to increase difficulty.
Coaching cues
- Lie flat on your back with your legs straight and your arms extended overhead, holding the band.
- Engage your abs and lift your legs and upper body simultaneously, bringing your hands towards your feet.
- Pause for a moment at the top, then slowly lower your legs and upper body back down to the starting position.
- Repeat for the desired number of repetitions.
Equipment
band
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