Hammer Curl

An isolation dumbbell exercise for the brachialis and brachioradialis.

  • Biceps
  • Dumbbell
  • Isolation

All exercises

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

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Muscles worked

MainBrachialis, Brachioradialis
AlsoBiceps brachii

Setup

The neutral grip builds the brachialis, adding thickness to the arm.

How to do it well

  • Hold the dumbbells with a neutral grip
  • Curl keeping the thumbs up
  • Keep the elbows pinned

Common mistakes

  • Rotating the wrist
  • Swinging the weight

Free programs with Hammer Curl

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