After the lung nodule removal, the physical condition will decline for a short period of time, and it is necessary to promote the recovery of the body by strengthening its own immunity, and the commonly used methods include strengthening nutrition, strengthening exercise, and daily care. 1. Strengthen nutrition: pay attention to supplement protein and vitamins, eat more milk, eggs, soy products, eat more vegetables and fruits, avoid eating pickled products and foods rich in additives. 2. Strengthen exercise: more outdoor activities, choose aerobic exercise for more than half an hour every day, you can run and swim and other sports. 3. Daily care: stop smoking and drinking, communicate with others and regulate your mood, and make sure you get enough sleep. After lung nodule resection, we should pay attention to closely observe the condition of the operation area, the emergence of obvious cough, chest tightness and other symptoms, need to consult a doctor in a timely manner, after diagnosing the specific conditions in the clinician’s guidance for standardized treatment, to avoid delaying the condition.