Ginger can be on fire, ginger has the effect of promoting appetite, invigorating blood, expelling cold, antiemetic, etc., especially for the stimulation of the digestive tract is very good. Clinical application of ginger can be very good to make the human cell metabolism significantly accelerated, with a very strong effect of helping Yang. Irregular use of ginger or lack of suppression of ginger fire will lead to symptoms of fire after the application of ginger, manifested as mouth ulcers, swelling of the tongue, then gum pain, red eyes, and even a series of related symptoms such as cough. Clinically, the dosage of ginger can be reasonably controlled under the doctor’s diagnosis, and the herbs can be used to suppress the overly yang side of ginger, such as Huang Lian to suppress it, which is effective.