1, rotate, keep sitting posture, keep your back straight, stretch your arms forward to shoulder height and palms down. Make a fist naturally, rotate your wrist in one direction for 30 times, then rotate it in the other direction for 30 times, and keep the high frequency until your wrist is hot. Rotate 30 times in both directions, keep it slow, and try to rotate your wrist with your arm still. Palm up and repeat the above actions.

2, cross action, arms forward to shoulder height, palms outward, hands together. Put your right hand under your left hand and cross your fingers. Stretch out your arms and hang down your shoulders. Take a deep breath slowly, turn your arm down half a turn and reach your chin. Exhale recovery. Repeat the action 10 to 20 times, and the action is synchronized with breathing. Change hands and repeat the above actions.