If patients often feel panic, there are usually several factors as follows: 1. endocrine metabolic diseases, such as hyperthyroidism and hyperadrenocorticism, patients will feel panic due to increased basal metabolic rate. 2. diabetes, if patients have repeated hypoglycemia, they will also have obvious symptoms of panic, palpitations and discomfort in the precordial area. 3. underlying diseases, such as bacteria, viruses or pathogenic microorganisms. The fever will lead to fever when the body is infected, and the fever will cause the patient to have panic. 4, cardiogenic diseases, such as coronary artery disease, myocarditis and other cardiac blood supply insufficiency, will also have panic.