In order to correct the internal eight-character online, it is said that we should practice turning and jumping. What is turning and jumping and how to jump?

First, squat method. People with splayed feet stand outside with their feet; For people with splayed feet, stand with both feet in rotation and do squats, repeating 80 ~ 100 times, and practicing in 4 groups. Second, the vertical jump method. Leg jump can correct the inner splayed foot, and cross-legged jump can correct the outer splayed foot. Or kick the shuttlecock with the outside of the foot, and kick the shuttlecock and the football up continuously with the inside of the foot ... 10000.000000000105