Middle and advanced stage of lung cancer needs to pay attention to improving diet, proper exercise and lung function exercise. 1. Improve diet: patients with middle and late stage of lung cancer have weak body and poor digestion and absorption ability. They need to improve their diet, eat less and more meals, eat light and easy-to-digest food, and maintain sufficient nutrition. 2. Appropriate exercise: patients with middle and late stage of lung cancer should do physical exercise when their physical conditions permit. It can accelerate the blood circulation of the whole body, promote the re-expansion of the lungs, help discharging the secretion of the lungs and strengthen the immunity. 3. Lung function exercise: the method of blowing up balloons can be used to exercise lung function, but it needs to be gradual and should not be too hard, which is conducive to the discharge of residual liquid in the chest cavity from the drainage tube after the operation and prevents the occurrence of pneumothorax. In the middle and late stage of lung cancer, it is necessary to pay more attention to diet, rest, exercise and other aspects of life, and also pay attention to regular review.