There are many ways to enhance lung function, the primary prerequisite is to quit smoking, only in the case of quitting smoking can choose the right exercise according to their own situation, widely popular ways are as follows: a, jogging, jogging in the right environment is a common method; two, practice chest expansion exercises to open up the chest muscles; three, cycling; four, rock climbing; five, swimming; six, playing tai chi; seven, blowing balloons; eight, mountaineering; Eight, mountaineering. All of these ways can be good for enhancing lung capacity. According to the patient’s different physical conditions to choose the appropriate project to improve lung capacity, the elderly often choose a relatively small amount of activity, such as chest expansion exercises, playing tai chi. As long as the appropriate exercise is done accordingly can increase lung function, diet can eat foods that are good for lung clearance, such as pears, white radish, etc.