Feeling pain in the lungs and chest when breathing is mostly caused by respiratory diseases, caused by bronchitis, pneumonia causing severe coughing, with spontaneous pneumothorax, pleurisy and other diseases are easy to cause pain when breathing, mostly accompanied by fever, also coughing, coughing sputum, need to go to the hospital for routine blood tests as well as chest X-ray examination. If it is caused by inflammation, it needs to be actively treated with effective antibacterial drugs, usually oral cephalosporins or penicillins. In the case of dry cough and no sputum, dextromethorphan is needed, which can help to stop the cough. If the pain is more severe, oral ibuprofen, acetaminophen, diclofenac sodium and other drugs are needed to relieve the pain. An electrocardiogram is also needed to rule out that the pain is caused by cardiac reasons.