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Bent-knee Sling Sit-ups

Bent-knee Sling Sit-ups

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Muscle Groups
  • Abs and Core
  • Hips & Buttocks
  • Shoulders
  • Strengthens midsection.
  • Increases power in the upper body and midsection.


Bent-knee sling sit-ups develop power in the core and upper-body. Bent-knee sling sit-ups provide a good strength base in the abs before progressing to medicine ball throws. This is a good exercise for anyone looking to take their ab training to the next level.


  • Sit on the floor with your legs in front of you, knees bent.
  • Roll your body back and down, stretching your arms behind your head.
  • Then throw your arms up and toward your legs while sitting up.
  • Repeat for a specified number of reps.


  • Not throwing the arms fast enough to create momentum to assist with sitting up.
  • Letting the chin jut out (instead of staying tucked).
  • Feet rising from the floor.