Abs exercise

Crunches

Type Isolation Force Pull Difficulty Beginner

How to do the Crunches with correct form — the muscles worked, equipment, and step-by-step technique from the Fitonist exercise library.

Place your hands on the floor by your side. Inhale, contract your abs toward your spine. Exhale and lift your feet off the floor and raise your knees upward and inward toward your chest, keeping your knees at a 90 degree angle. Your hips should tilt inward to crunch your abs.
Download on the App Store Get it on Google Play
Illustration showing the Crunches
Targets

Muscles worked

Abs muscle Abs Primary
Technique

How to do the Crunches

  1. 1 Place your hands on the floor by your side.
  2. 2 Inhale, contract your abs toward your spine.
  3. 3 Exhale and lift your feet off the floor and raise your knees upward and inward toward your chest, keeping your knees at a 90 degree angle.
  4. 4 Your hips should tilt inward to crunch your abs.