Do not blow air during acupuncture, especially at the Yifeng point behind the ear, because the facial nerve exits behind the ear. Facial paralysis is also called facial neuritis in Western medicine because the edema of the facial nerve canal compresses the nerve, and blowing air will aggravate the condition. , so do not blow dry after acupuncture. Timely treatment and careful maintenance can prevent the sequelae of facial paralysis.