According to Chinese medicine, the lung is the lung’s capital, which is responsible for respiration, propagation and purification, and the overall operation of the body’s qi. Due to the unique physiology and function of lung, lung cancer patients are more likely to be pessimistic in terms of emotion than other cancer patients. As the lung is the main organ of human qi operation, lung cancer patients should not be bedridden for a long time, unless they are not suitable for activities such as combined bone metastasis or serious cardiopulmonary insufficiency, and must rest in bed, otherwise, health care personnel should encourage patients to exercise more to promote the operation of human qi and blood. In terms of exercise, the amount of exercise should not be too much, “too much will consume qi”, you can choose to walk mainly, but also choose some fitness programs, such as taijiquan, qigong, etc.. Through exercise, patients can not only enhance their physical fitness and immunity, but also divert their attention, regulate their mood and increase their confidence in overcoming the disease. Lung cancer patients should maintain good dietary habits and reduce some warm food or too cold food, such as pig’s foot, yellow cabbage, dog meat, mutton, venison, deer blood, rooster, spring bamboo shoots, toon, cilantro, lychee, cinnamon, sweet potato, potato and other warm food, as well as carp, carp, shrimp, crab, water duck and other cold food. and spicy and stimulating foods such as chili, onion, ginger and garlic. Lung cancer patients should pay attention to their diet in different treatment stages, as follows: 1.Post-surgical diet for lung cancer patients with deficiency of qi and blood. 2.Post-chemotherapy diet During and after chemotherapy for lung cancer, the patient’s gastrointestinal reaction is obvious, at this time, the diet should be light and should not eat greasy, sweet and greasy foods that hinder digestion. 3.Diet after radiotherapy for lung cancer The burn of radiotherapy will hurt the patient’s yin liquid, and after radiotherapy, the patient will have dry and thirsty symptoms, so he should eat some moist fruits or foods, such as water chestnut, pear, sugar cane, watermelon, etc. They can be made into juice to drink. In general, lung cancer patients should mainly recuperate, and exercise should be mainly static and supplemented by movement, and maintain good dietary habits and optimistic attitude, which will help patients’ treatment effect and remission of their disease.