(2) Eat a diet with high protein, vitamins, fiber, proper fat and calories, and eat more fresh vegetables and fruits.

(3) Do not drink alcohol or eat fried, fried, smoked or baked food.

(4) Do not eat moldy and spoiled food, partial eclipse or overeating.

(5) Avoid contact with various carcinogenic chemicals and/or pesticides.

(6) Regular daily life.

(7) Pay attention to personal hygiene and strengthen physical exercise.

(8) Keep a happy or calm mood and avoid anxiety or overwork.

(9) Pay attention to the prevention and treatment of chronic diseases and precancerous lesions, and avoid delaying the opportunity. For example, patients with chronic bronchitis should pay attention to preventing colds and treat them in time if they catch a cold.

(10) Use drugs with caution. In the United States, 5000 cases of cancer are caused by improper drug use every year.