Small red nevi on the body may be cherry angiomas, which are mainly found in middle-aged and elderly patients, and are mainly related to genetic factors, skin aging and photoaging of the skin caused by sun exposure. There is no definite way to prevent it from occurring. Be careful not to stay up late and try not to expose yourself to the sun. Cherry-shaped hemangioma does not affect the health and grows very slowly, the largest being the size of a green bean. In the treatment of topical drugs is not very effective, only through physical treatment methods, such as laser, liquid nitrogen freezing or surgical excision, the clinical use of laser treatment or liquid nitrogen freezing treatment, do not get wet within a week after surgery, about 2-3 weeks the wound can be crusted healing.