The perioral area from the nose is the danger triangle, and infections in the triangle should be very vigilant. Perioral infections, especially pimples, are actually sometimes a viral infection, including herpes virus infections, which should never be squeezed, picked, or stimulated by yourself, because improper treatment can enter the skull through the danger triangle and cause intracranial infections. The danger triangle, especially around the nose, is a place where hair follicles are more abundant and sebaceous glands are more abundant, and oil on the nose needs to be done to clean the skin well. If repeated acne or pimples, eat less stimulating food, as far as possible to keep bowel movement, do not catch fire, such as repeated infections, you can also use antiviral drugs, do not squeeze or prick yourself, repeated viral infections will also be transmitted to the full body, because repeated contact with the hands will also be transmitted to other parts.