1. Lift your arms slowly, from front to top and from front to bottom, 20-30 times each time (or try your best, not limited). It is required that the upper body is straight, the arms are straight, and the shoulders are naturally placed, which has the feeling of lifting the chest muscles;
2. Because of the shoulder side, the elbow slowly circles from front, up, back and down, and circles in the opposite direction after 8- 10 times. Require the integrity of the upper body and head;
3. Put your elbow on your chest, and push your right hand slowly as far as possible, with your right foot following, your right foot leaning back, your left hand pushing up, and your left foot following, and then push up slowly in turn, * * * 20-30 times (or not, until the chest and arm muscles are sore). Be sure to do full-body relaxation exercises after the above unarmed exercises. You can try.