1. Take 200 mg of vitamin C every day. 2. Take 200 international units of vitamin E every day. 3. Eat some ginseng. Don't drink more than one glass a day. 5. Don't abuse antibiotics. 6. Drink more chicken soup. 7. Vaccination can prevent 70% of influenza viruses. 8. Have good interpersonal relationships. 9. Let yourself have some humor cells.

10. Take part in more leisure activities.

1. Exercise more at ordinary times, and run for 20 minutes in the morning if you have nothing to do. You should walk for more than half an hour every day if you don't run.

2. Also pay attention to wearing clothes at ordinary times, don't add or subtract clothes at will, and keep warm.

3. And don't eat food that is easy to get angry. If you don't avoid eating, eat a few cloves of garlic a day.

4. Drink more water.