There are several factors for patients’ psychological tension and panic: First, cardiogenic diseases, such as coronary atherosclerotic heart disease, unstable angina pectoris, myocarditis, pericarditis, endocarditis, hypertrophic obstructive cardiomyopathy, hypertensive heart disease, etc. These cardiogenic diseases will lead to arrhythmia, and patients will feel nervous and panic in their hearts. Second, if the patient is sympathetically overexcited, such as excessive mental tension, anxiety, excessive emotional excitement or staying up late, a lot of smoking, drinking alcohol, drinking a lot of strong tea, strong coffee, will also lead to excessive tension in the heart, and there is panic, palpitations. Third, such as the appearance of endocrine metabolic diseases, such as hyperthyroidism, hyperadrenocorticism, will also appear in the heart of the nervous, panicky situation.