Dumbbell Lying Supination

compoundforearmsdumbbells
Form cues
- 1Lie on your back with the working arm hanging off the bench edge, elbow bent 90 degrees
- 2Hold the dumbbell at one end and rotate your forearm from palm-down to palm-up using only wrist/forearm rotation
- 3Keep your elbow pinned to your side and upper arm still throughout the movement