Liver fire is a common phenomenon in people’s daily life, mostly caused by irregular life and depression. Clinically, when liver fire is high, it is often seen as red eyes, irritability, headache, dullness, tinnitus, dry eyes, blurred vision, bitter mouth, vomiting blood, hemoptysis, and stringiness of pulse. If liver fire is left unchecked, it can easily lead to liver diseases. The following symptoms can be understood. 1, liver fire head swelling often starts with irritation, head swelling and pain, drowsiness and stuffiness, head tendon protrusion, dry mouth and bitterness, and even deafness in both ears, thin yellow tongue coating, pulse string or number. (Pulse string means that the hand on the pulse is like the hand on the string of a piano). 2.Head fever with liver fire, red head and eyes, irritable heart, restless sleep at night, pain in the dorsum and bitter mouth, red tongue with thin coating. 3, liver fire hyperactivity wasting body wasting, restlessness, irritability, dizziness, burning pain in the ribs, bitterness in the mouth, red eyes, short urine, dry stools, red tongue with yellow fur. 4.Liver fire rushing up the tongue and blood Bleeding on the tongue, swelling and hardness of the tongue, yellow tongue coating, red and vivid tongue edges, or arousal, and heat sickness in the head, irritability, dizziness, redness of the face and eyes, bitterness of the mouth and dryness of the throat, tinnitus and deafness, pain in the ribs, impatience and anger, yellow and red urine, dry stool, or even fainting. 5. Liver fire offends the lung cough. The symptoms include coughing with rebellious Qi, unpleasant phlegm, or like plum nuclei, or like flotsam that is difficult to cough out. When coughing, the face is red and causes pain in the throat. The throat is dry and irritable. The tongue is red with thin yellow and dry coating. 6. Burning pain in the stomach and epigastrium, with acute pain, pain refusing to be pressed, preference for cold and heat, heartburn and acidity, dry mouth and bitter mouth, or even vomiting bitter water, or vomiting blood or blood in stool. Irritability, constipation, red urine. Red tongue with yellow coating. 7.Menstruation with fire in the heart and liver is thick and viscous. Menstruation is thick and thick like paste, bright red, or purple-red, or purple-black, with red eyes, irritability, insomnia and dreaminess, chest distension, bitterness and thirst, or with menstrual fever, vomiting blood, epistaxis, with red tongue and yellow fur.