During a novel coronavirus epidemic, disease prevention can be achieved through personal protection, vaccination, and avoidance of travel to high-risk areas in the outbreak. 1. Pay attention to personal protection (1) It is recommended to keep warm to avoid catching a cold, eat a balanced diet, have a regular routine, take appropriate exercise, and ventilate the room regularly. (2) Avoid going to areas where people gather, pay attention to the interval when queuing, pay attention to wearing masks when going out, and pay attention to washing hands when returning. 2. Vaccination: Vaccination against New Crown is an important part of preventing New Crown epidemics. If you are eligible for vaccination, it is recommended that you get fully vaccinated in a timely manner. 3. Avoid traveling to high and medium-risk areas: If there is no emergency, it is recommended to avoid traveling to high and medium-risk areas; if there is a recent history of travel in the region, it is recommended to take the initiative to conduct nucleic acid testing and isolation. It should be noted that if fever, cough and other symptoms occur, it is recommended to go to the fever clinic of a specialized medical institution as soon as possible on the basis of perfect protection and undergo nucleic acid testing for a clear diagnosis.