Action essentials: the upper body clings to the knee, holds the calf with both hands, and rolls forward into a squat. Squat down with your back to the rolling direction. The key to forward roll is to squat, straighten your legs, bend your arms, lower your head, lift your hips and roll forward.
Don't follow the trend. Everyone's age, sex, physical quality and economic conditions are different. What others can do may not be possible for themselves. Think, feel and observe, and find the exercise that suits your own conditions. If you can, choose your favorite exercise, so that the exercise will not be boring, and you will finish the exercise in an unconsciously happy atmosphere. Do warm-up exercises before exercise to avoid trauma. When you exercise in winter, you can feel that it is very important to do some stretching activities before exercise. Because when the body is cold, muscles, ligaments and joints will become very stiff. If you don't move, you can easily pull yourself. Do warm-up exercises every time. From the state of no exercise to the state of exercise, warm-up exercise is an excess in the middle to avoid physical discomfort caused by sudden changes. Moderate exercise.