Breathing chest pain do not dare to breathe hard need to go to the hospital in time, for examination to clarify the cause of chest pain, and appropriate treatment or treatment. This situation can be seen in pneumonia, pleurisy, pneumothorax, myocardial ischemia and other causes. 1. Pneumonia: in this case, there may be breathing chest pain, not even dare to breathe hard, should be anti-infectious, cough and phlegm, oxygen and other treatments. 2. Pleurisy: this condition may appear breathing chest pain do not dare to breathe hard, should be aimed at the primary cause of pleurisy for anti-infection, anti-tuberculosis or anti-tumor treatment; chest pain when severe pain can be used painkillers; moderate amount of pleural effusion can be used to drain the pleural puncture; if necessary, surgical treatment. 3. Pneumothorax: respiratory chest pain, which may also be caused by pneumothorax symptoms, patients with small amount of pneumothorax do not need special treatment, and the pneumothorax can be absorbed by themselves; for large amount of pneumothorax, open pneumothorax, and tension pneumothorax, they should be actively treated with surgery and corresponding medication to control the infection and other treatments. 4. Myocardial ischemia: there may be breathing chest pain do not dare to breathe hard, common treatment methods can be lifted through interventional surgery vascular stenosis; drugs have anti-platelet, lipid-lowering therapy. Breathing chest pain are afraid to breathe hard can also be seen in other diseases, such as pulmonary embolism, need to go to the hospital as soon as possible, by the doctor according to the specific conditions, to formulate individualized diagnosis and treatment plan, so as not to delay the condition.