They're not as sexy as biceps or glutes, but strengthening the forearm muscles will help ease wrist strain. Try this move from Josh Salzman, personal trainer for Angelina Jolie and Scarlett Johansson:
1. Holding a dumbbell in each hand, elbows bent at sides and palms facing up, curl your wrists so that knuckles point toward the ceiling.
2. Release; repeat for three sets of 15.