The focus is on the waist! Don't put it on your knee! The action design of this paragraph is that the kidney area is the waist, which promotes blood circulation, promotes qi circulation and relaxes muscles. So whether your hands can touch the ground or not, pay attention to the feeling of your waist! Some people achieve the action in place, and some people can't! Regarding health care, Chinese medicine can also be used. There are many on Taobao, which is also very convenient. You can go to the handed down health house, which is very professional!