ENVI
All muscles
Loading 3D model…
Drag to rotate · scroll/pinch to zoom · tap to select · double-click to zoom in on a muscle

Abdominals

Reverse Crunch

Reverse Crunch (Start)Reverse Crunch (End)
LevelBeginnerEquipmentBodyweightMechanicIsolationForcePull

A floor core exercise where you curl your hips toward your ribs, focusing on the lower part of the abs.

Strength
Primary musclesAbdominals

Energy burned

≈ 17 kcalFor 3 × 8–12, rest 90s · ≈ 2.9 kcal/min

Estimate range 12–21 kcal (±25 %)

Muscle mass worked4 %
Effort during a set4.5 MET
Your lean mass53.5 kgBody fat estimated from BMI and age

Body-weight exercise: your whole body is the load, so heavier people burn more.

Estimate ±25 %: muscles worked (from the exercise data), sets, reps, rest and your body. See the planner for whole sessions.

Setup

  1. 1Lie on your back with your hands by your sides or under your hips.
  2. 2Lift your legs with your knees bent about 90 degrees.

How to perform

  1. 1Tighten your abs and curl your hips off the floor.
  2. 2Draw your knees toward your chest.
  3. 3Pause briefly at the top.
  4. 4Lower your hips slowly to the floor.
  5. 5Repeat.

Alternatives

See all

More with Bodyweight

See all

Stretches for Abdominals

See all