Patients with lung cancer should have good living habits, maintain a good state of mind, get enough sleep, quit smoking and drinking, and have a good living environment. Diet should be less spicy and stimulating, as well as cold, greasy and indigestible food. You can eat cereals, fish, milk, eggs, lean meat, soy products, etc., to increase nutrition, eat less and more meals. And can be appropriate exercise, divert attention, improve the body’s immunity, help the recovery of the disease, and should be timely to the hospital examination and treatment.