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Also known as: Sit-up twist, Cross body sit-up.

Technique

  1. Lying on your back, legs slightly apart, knees bent at 90 degrees, feet secured, hands either on your temple on on your opposite shoulder.
  2. Lift your back smoothly towards your knees and then bring your elbow to the opposite knee.
  3. Slowly reverse the motion on the way down.
Logging: Each repetition involves working both sides.

Muscles

Strength

Primary

  • Abs
  • Obliques
  • Pelvis
  • Quadriceps
  • Spine

Secondary

  • Hip adductors
  • Neck
  • Rectus abdominis
  • External oblique
  • Internal oblique
  • Iliacus
  • Rectus femoris
  • Psoas major
  • Longissimus thoracis
  • Iliocostalis

Equipment

Appears in

Joint movements
trains stretches

Regressions

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Sit-up

Beginner
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Lying cross toe touch

Beginner
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Russian twist

Beginner
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Lying alternating leg raise

Beginner
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Alternating dead bug

Beginner
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One-leg sitting pike compression

Beginner
Want to log this exercise? Open it in Calistree. Text and images are used under CC BY-NC-ND 4.0; the video plays from the original source.