1. Wash your hands frequently. Use soap or hand sanitizer and wash your hands with running water, wipe your hands with disposable paper towels or clean towels. Wash your hands immediately after contact with respiratory secretions (e.g. after sneezing).

2. Maintain good respiratory hygiene. When coughing or sneezing, cover your nose and mouth with a tissue or towel, wash your hands after coughing or sneezing, and avoid touching your eyes, nose, or mouth with your hands.

3, enhance physical fitness and immunity. A balanced diet, moderate exercise, regular work and rest, avoid excessive fatigue.

4, keep the environment clean and ventilation. Open the windows several times a day no less than three times, each time 20-30 minutes. When the outdoor air quality is poor, the frequency and time of ventilation should be appropriately reduced.

5, minimize activities in crowded places, avoid contact with patients with respiratory infections.

6, such as respiratory infection symptoms such as coughing, runny nose, fever, etc., should be isolated at home to rest, continued fever does not go away or symptoms worsened as soon as possible to seek medical attention.