Liver qi stagnation (poor transportation of qi and blood in the liver, emotional depression) and qi stagnation and blood stasis (blood stasis due to lack of qi flow) may both cause headaches. Headaches caused by liver qi stagnation are generally characterized by head swelling and pain, which are mostly running; those caused by qi stagnation and blood stasis are generally characterized by tingling in the head, and the pain is fixed and does not move. Liver qi stagnation can cause head swelling and pain, which is traveling in nature, accompanied by fullness in the chest and ribs, and symptoms such as bitter mouth and dry throat. Qi stagnation and blood stasis can also cause head pain, which is stabbing and fixed in nature, accompanied by stabbing pain in the heart and chest, distension and pain in the chest and ribs, dysmenorrhea and amenorrhea in women, or menstrual pain with purple color and blood clots. There are many reasons for headaches, and it is recommended to consult a doctor for examination in a timely manner.