There is no obvious difference in symptoms between men and women when the lungs are not good. Different lung diseases will cause different lung function damage, which will lead to different clinical symptoms, such as coughing, coughing up sputum, shortness of breath, wheezing, hemoptysis, etc. Commonly, there are coughing, coughing up sputum, shortness of breath and hemoptysis. 1. Chronic Obstructive Pulmonary Disease (COPD): often with a history of smoking, manifested by chronic cough, sputum, shortness of breath, wheezing, etc., which can be clearly diagnosed by pulmonary function tests. 2. Lung infection: common pathogens are bacteria, virus, mycoplasma, etc. Common symptoms include fever, cough, sputum, etc., which may be accompanied by chest pain, and at the same time, there may also be weakness and myalgia in the limbs. 3. Tuberculosis: common symptoms include low-grade fever, night sweating, fatigue, cough, sputum, hemoptysis, etc., and pleuritic chest pain may occur when the pleura is involved. 4. Lung cancer: there may be no obvious symptoms in the early stage, but there may be irritating cough, sputum and hemoptysis when the disease develops to a certain stage, and systemic metastasis may occur in the late stage. When the above symptoms appear, one should consult doctor in time, complete relevant examination, and treat the cause of the disease after clarifying the cause of the disease, so as to avoid the delay of the disease.