Cramps may be caused by insufficient liver blood. From the point of view of Chinese medicine, the liver is the main tendon, if there is a long time of liver blood deficiency, kidney essence deficiency, etc., the tendons are not nourished for a long time, which may cause leg cramps, etc. However, this symptom is relatively rare, and most of the patients with liver blood insufficiency are still dizziness, pale lips and claws and nails, blurred vision, and limb numbness as the main manifestations. Cramps caused by Liver-Blood insufficiency need to be treated through diagnosis and treatment, and the key to treatment lies in nourishing Liver-Blood, and at the same time combining with medicines that nourish the Spleen and strengthen the Stomach in order to enhance the efficacy of the treatment, in order to improve the above symptoms effectively. Commonly used medicines include Angelica sinensis, Radix Paeoniae Alba, Colla Corii Asini, Rhizoma Ligustici Chuanxiong, Cornu Cervi Pantotrichum, Radix Jujube Rubra, Radix et Rhizoma Chasteberry, and Rhizoma Polygonati. Prolonged cramps should be treated as soon as possible by a Chinese medicine practitioner.