To stretch the muscles that flex the wrist, hold your arm out straight in front of you, palm facing upwards, and pull back on your fingers (fingers pointing
toward the floor, palm facing away from you). Hold the stretch for 15 seconds and repeat on the opposite side.
To stretch the muscles that extend the wrist, hold your arm out straight in front of you and apply pressure to the back of your hand (fingers pointing toward the floor). Hold the stretch for 15 seconds and repeat on the opposite side.