For emphysema, the first step is to quit smoking.

Keep warm to avoid catching a cold and prevent influenza.

Improve the environmental hygiene and do a good job in personal labor protection to eliminate and avoid the impact of smoke, dust, and irritating gases on the respiratory tract.

In terms of diet, avoid spicy and irritating foods and make sure to drink plenty of water.

Adopt a combination of traditional Chinese and Western medicine for treatment.

Also, conduct respiratory function exercises, such as abdominal breathing and pursed - lip breathing, to strengthen the activity of respiratory muscles and enhance the activity ability of the diaphragm.

In addition, perform home oxygen therapy at a rate of 1 - 2 liters each time.

Engage in appropriate outdoor activities to strengthen the physique.