Patients with chest pain feel something blocking, this situation may be the symptoms of chest tightness and chest pain, the causes of chest tightness and chest pain are very many. First of all, it may be caused by heart disease, such as patients suffering from coronary heart disease, due to the narrowing of coronary arteries, insufficient blood supply to the myocardium, patients may have myocardial ischemia aggravated during strenuous activities or emotional excitement, overexertion, patients may have symptoms of chest pain, chest tightness and panic. In addition, some patients suffering from cardiac neurosis may also have symptoms of chest tightness, chest pain and palpitations. If viral infection causes viral myocarditis, patients are also prone to chest tightness and chest pain due to myocardial damage, and palpitations may also occur due to cardiac arrhythmia. In addition, patients suffering from lung diseases may also experience chest pain and even chest tightness. Patients suffering from diseases such as pneumonia and lung cancer may experience this condition, so further examination is needed to clarify the diagnosis and provide targeted treatment according to the cause of the disease.