There are many reasons for vague pain in the fossa of the heart, which are related to respiratory diseases, digestive diseases, cardiovascular diseases, herpes zoster diseases and cardiac neurosis. 1. Respiratory system diseases: if the patient feels the pain in the fossa of the heart is accompanied by cough, sputum and dyspnea, it is considered to be related to respiratory system diseases such as pulmonary embolism and bronchial cancer. 2. Digestive system diseases: if the pain in the heart is accompanied by nausea and vomiting, loss of appetite, acid belching and other uncomfortable symptoms, it is considered to be related to duodenal ulcer, gastric ulcer, superficial gastritis and other digestive system diseases. 3. cardiovascular disease: for example, coronary heart disease patients, at the onset of the symptoms of pain in the heart, most of the pressure pain, there will be a sense of suffocation, burning sensation, etc., can be given sublingual nitroglycerin or fast-acting heart pill treatment. 4. Herpes zoster: If the pain in the ventricular fossa is burning or cutting, and there are clusters of blisters distributed in bands, then consider herpes zoster disease. 5. cardiac neurosis: vague pain in the fossa of the heart may also be related to cardiac neurosis, the patient may be due to stress, emotional excitement, hereditary factors, etc., resulting in the onset of the disease, palpitations, precordial pain, vague pain in the fossa of the heart and other symptoms. Hidden pain in the fossa of the heart may also have other causes, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, and then give targeted treatment or treatment.