Reverse crunch

Floor, or ab mat under the lower back

Also called reverse crunches

Reverse crunch, start positionReverse crunch, end position
Images: Free Exercise DB (public domain)
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Lie on your back with the legs raised and knees bent, then curl the hips off the mat toward the chest and lower slowly.

  1. Mat under the lower back for range
  2. Curl the hips up, not just the knees
  3. Lower slowly to a full stretch

Movement

Pattern
Trunk flexion
Type
Isolation, one joint moves
Sides
Both sides together
Equipment
None

Muscles worked

Main movers get full credit for a set, helpers half.

Core
Lower body

Ratings

Scores 1-5 averaged over sources. Tap a rating for the claims behind it. Claims are our summaries of the linked sources, fact-checked by AI.

  • Muscle growth higher is better4.0

    Very good; among the better picks for the muscle. 1 source.