Pneumonia may cause symptoms of chest tightness and breath-holding and heart-pulling pain, but it can also be caused by physiologic factors or other diseases. Pneumonia refers to the inflammation that occurs in the terminal airways, alveoli and interstitium of the lungs, mainly due to bacterial, viral, mycoplasma and other pathogens infections, often manifested as fever, chills, coughing, coughing sputum, chest pain, etc., coughing may be severe chest tightness, breathlessness, heartburn, dyspnea and other symptoms. But the chest tightness, breathlessness, heartburn is not necessarily pneumonia, may also be too tired or mental stress and other physiological reasons, or myocardial ischemia, neurosis and other diseases caused by the diagnosis of the disease can not be based on some of the symptoms, it is recommended that the patient seek medical attention in a timely manner, by the doctor to carry out the relevant examination, clear causes for targeted treatment.