Clamshell

A band exercise for the gluteus medius.

  • Glutes
  • Band

All exercises

Log it in Platesmith. The app shows last time's numbers on every set of Clamshell, times your rest and tells you when to add weight. Free, with no ads.

Coming soon toiPhone Coming soon toAndroid

Muscles worked

MainGluteus medius

Setup

A mini band above the knees; also fine without one.

How to do it well

  • Lie on your side, knees bent, feet together
  • Open the top knee without rolling the hips back
  • Lower slowly

Common mistakes

  • Rolling the pelvis backward to open further
  • Rushing the reps

Similar exercises

General guidance, not medical advice. Start lighter than you think, and check with a doctor first if you have a health condition or injury.