Wrist curls are an easy and effective exercise to begin targeting your supinator muscle. Sit on a chair, rest your forearm on ...

Lie back on the bench, shifting the dumbbells to your chest with your elbows at a 45 degree angle relative to your torso.

These biceps exercises can help strengthen and define ... forward shoulder flexion and wrist supination motions. The biceps ...

To strengthen it, try exercises like hammer curls, where you lift weights with your thumb facing up, and forearm pronation and supination, which involve rotating your wrist. These exercises help ...