Under normal circumstances, emotional fluctuations can cause the eyes to water, when the eyes abnormal tears, according to the theory of traditional Chinese medicine, the liver opens the orifices in the eyes, may be due to liver fire inflammation or liver and kidney insufficiency (liver and kidney weakness) and other reasons. 1. Liver inflammation: Liver inflammation is the upward movement of qi and fire along the meridians of the liver meridian, which can lead to abnormal tearing of the eyes. When watery eyes are accompanied by dizziness, distension and pain, bitter and dry mouth, red face and ears, deafness and tinnitus and other clinical manifestations, it is caused by the inflammation of liver fire. 2. Liver and kidney insufficiency: Liver and kidney insufficiency is the deficiency of yin and fluid in the liver and kidney, which will lead to loss of nourishment of the eyes and abnormal tearing of the eyes. When watery eyes are accompanied by dizziness, lumbar and knee weakness, tinnitus and forgetfulness, etc., it is caused by insufficiency of the liver and kidneys. When the patient’s tearing eyes are difficult to be relieved, he should consult a doctor for timely diagnosis and standardized treatment to avoid delaying the condition.