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Exercise Lab

Straight-leg Sit Up

View Instructions


  • No Equipment Needed

Muscle Groups

  • Abs & Core
  • Hips & Buttocks


  • Abdominal strength
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Sets Reps Distance Duration
Tempo Intensity (% of Max) Weight Load Rest Period


  • Lie on your back with your legs straight on the floor.
  • Place your finger tips to the sides of your head.
  • Keeping your neck neutral, roll your upper back off the floor until you are sitting upright.
  • Return slowly to the start position.


  • Initiate the Sit Up at the head, then roll your spine up segmentally into a Sit Up


  • Jutting the chin as you sit up
  • Bending the legs while sitting up
  • Letting the legs come off the ground while sitting up