Illustration of the Reverse Crunch: Lift the hips off the floor with the abs, not by kicking the legs.

isolation · Core

Reverse Crunch

Reverse Crunch is an isolation core movement for abs, using no equipment. 3 sets of 15-25, 1 min rest.

Primary muscle: Abs
Equipment: None — bodyweight
Difficulty: Beginner
Sets and reps: 3 × 15-25
Rest: 45s
Force: pull

How to do it

1
Set up
On your back, knees at 90 degrees, arms flat at the sides.
2
The cue that matters
Lift the hips off the floor with the abs, not by kicking the legs.
3
Work it
3 sets of 15-25, resting about 1 minute between them.