Heart and back pain can be caused by cardiogenic diseases, respiratory diseases, intercostal neuralgia, cardiac neurosis and other diseases. 1. Diseases of cardiac origin: when there are diseases of cardiac origin such as angina pectoris, pericarditis, myocarditis and myocardial diseases, due to the changes of coronary stenosis, ischemia and hypoxia spasm and myocardial cell ischemia and hypoxia, it can cause pain in the fossa of the mouth of the heart and radiate to the back and other areas to show pain symptoms. 2. Respiratory diseases: Respiratory diseases such as pneumothorax, pleurisy, pneumonia, pleural effusion, etc. occurring on the left side can cause pain and suffocation in the fossa of the heart and the back. 3. Intercostal neuralgia: Intercostal neuralgia occurs in the fossa of the heart and the back, and the pain travels along the intercostal nerves, which may cause localized pain, numbness and other discomforts. 4. Cardiac neurosis: Neurosis caused by mitigating factors, genetic factors, personality, neurological type and other factors, can occur in the plant nervous function disorders, resulting in the fossa of the heart and the back of the suffocation, fatigue and pain and other symptoms. When the heart and back pain, need to consult a doctor in time, under the guidance of specialists to actively carry out appropriate treatment, will help to relieve the discomfort symptoms as soon as possible.