It must be done by improving immunity.

1. If anyone drinks milk, please stop. You can make a comparative experiment: for a period of time, eat tomatoes and boiled eggs; for another period of time, drink milk. Especially children, the elderly, and people with poor health are prone to colds and fevers if they drink a lot of milk.

2. Laochao Honey and Nest Honey can improve immunity and have a good effect on nasopharyngitis. You can buy it on Taobao online. There are so many of them, but many times you don’t know which seller to buy from. The quality is also uneven. If you buy it on large supermarket-type websites, the quality is relatively reliable, such as Dangdang, JD.com, Amazon, etc.

3. The use of propolis is an antibacterial, anti-inflammatory and a good way to improve immunity, especially suitable for middle-aged and elderly people.

4. Ganoderma spore powder is more effective in bringing back the dead.

5. Deer antler glue cannot relieve internal heat.

6. Eat alkaline foods and health products to neutralize and counteract the acidification of the body. A healthy body needs to be weakly alkaline. Particularly good for correcting acidic physique: Spirulina.

7. Various drinks and milk contain preservatives, which are harmful to health.