Exertional angina has the common characteristics of angina pectoris, the symptoms include: 1, correlation with emotions, activities, the site is usually behind the sternum, typically in the middle and upper end of the sternum behind the sternum; 2, the duration is not long, usually not more than ten minutes, the onset of time is more than a few minutes or so; 3, the nature of the pain is the nature of the oppressive or suffocating sensation, or the pain of the burning sensation of the obvious; 4, containing nitroglycerine can be relieved very quickly, if the relief of the obvious relief of the 3-5 minutes, the validation of angina pectoris patients, or else consider it to be the heart attack and other diseases.