Most patients with pneumonia can eat fish properly. Fish is rich in protein, which can provide the body’s needs, improve the immunity of the patient’s body, and promote the recovery of the disease. If the patient is allergic to fish, he should not eat fish, so as not to cause aggravation of the disease. Pneumonia patients can eat some fresh vegetables and fruits, can provide rich minerals and vitamins, improve the patient’s body immunity, promote the recovery of the disease. If patients with pneumonia have obvious symptoms of cough and fever, they can eat some fruits that have the effect of moistening the lungs and relieving cough, such as apples, pears, oranges, etc. They also need to eat some fruits rich in potassium ions, such as bananas, oranges and oranges.