1, stand up straight, fasten your hands behind your back, and try to get the scapula muscles close together. Hold 10 second, relax and repeat 5- 10 times.

2. The chin is parallel to the ground, and then the chin, head and neck circulate inward. Note that it is not downward, but parallel to the ground. Hold this position 10 second, relax and repeat. When doing this, put your finger on your upper lip to help your head move in the right direction.

3. Stand facing the corner, raise your hands to shoulder height, hold the wall with your left and right hands respectively, then lean against the corner and stretch your chest muscles 15 seconds until you feel the muscles relax. When doing this exercise, it should be noted that increasing or decreasing the height of the palm wall can change the stretching position and strength of the chest.

4. Sit in a chair with your feet flat on the ground and your feet naturally on your sides. By inhaling, gently lift your chest muscles to the ceiling, keeping your eyes straight and your chin parallel to the ground. Hold this position 10 second, and then relax. Repeat 5- 10 times.

5, the head leans forward slightly, just like nodding, it is best to feel the stretch at the junction of the head and neck. Hold this action for 10 second, relax and repeat it for 5- 10 times.

In fact, as long as you exercise more and exercise properly, you will not only be healthy, but also keep fit, but you must persevere and not be interrupted.