One Arm Concentration Curls

This biceps exercise mainly works your biceps, with help from your brachialis, forearm and lower body. Watch the demo video, then follow the tips below.

One Side
Other Side
Rep Range
Hypertrophy/Strength : 8-12||Endurance/Hypertrophy : 12-16

How to do One Arm Concentration Curls

Rest non-working arm's elbow on the knee, extending it out. Curl dumbbell in working hand using non-working arm as support.

Common mistakes

Avoid swinging or upper arm movement. Keep the motion isolated to the forearm.

Breathing

Inhale when lowering; exhale during the curl. Switch arms and repeat.

Muscles worked

Primary Muscles
Biceps
Secondary Muscles
Brachialis, Forearm, Lower Body
Tertiary Muscles
Shoulders