First, we should eat more food rich in high-quality protein. Lean meat, crab, marine fish, dairy products, bean products, eggs, etc. In order to improve human immunity and avoid the invasion of foreign pathogens.

The second is to eat more foods rich in vitamins. Eat more foods with high vitamin A content such as animal liver, egg yolk, cod liver oil and cream, and eat more fresh fruits and vegetables rich in vitamin C such as tomatoes, cauliflower, kiwi fruit and apples.

The third is to eat more foods rich in trace elements. Patients with pneumonia should also pay attention to drinking plenty of water to help eliminate pathogenic microorganisms in the mouth and respiratory tract. You can also eat more garlic and onions, which can effectively kill various viruses and improve the antiviral ability of the human body.