If the male penis fails to achieve or maintain sufficient hardness when erecting, affecting normal sexual life, and the course of disease is more than three months, it may be erectile dysfunction. Penile erection involves the interaction of multiple factors, such as neuroendocrine regulation, hemodynamic changes, psychological effects, etc. When any problem occurs in any link of this process, it may lead to erectile dysfunction, which is roughly due to the following reasons: 1. Psychopsychological reasons, such as anxiety, depression, pressure, marital discord Inadequate sexual stimulation, etc. 2. Diseases of endocrine system, such as male hypogonadism, thyroid disease, diabetes, etc. 3. Nervous reason: male penis erection is a kind of neurovascular activity. If the nerve regulating the erectile function of the penis has pathological changes, it is easy to cause the penis to fail to erect. 4. Vascular causes, such as hypertension, heart disease, arteriosclerosis, etc. 5. Age growth, irregular life, long-term smoking or drinking, lack of exercise, and drug use may all lead to erectile dysfunction.
