In spring, the five elements belong to wood, and the liver in the five internal organs of the human body also belongs to wood, so spring gas passes through the liver. In spring, the liver qi is vigorous and rising, and people's spirit does it one brace up. However, if the liver qi rises too much or stagnates, it is easy to damage the liver, and cold lesions will appear in summer. Therefore, we should adapt ourselves to the change of the weather in time, adjust our daily diet and spiritual support accordingly, and strengthen the health care of the liver through "prevention before illness, prevention without change". Only by building and managing the detoxification factory of the liver can people not get sick. In this paper, three kinds of tonifying, interlining and overstepping of the liver meridian on the foot are specially recommended.