There are many reasons for hypogonadism, such as psychological factors, chronic diseases of the body, age factors, bad habits, trauma, surgery and so on. 1. Psychological factors: fear of sexual life, or have a bad sexual experience, as well as emotional factors, mental factors may cause sexual hypogonadism. 2. Chronic physical diseases: such as cardiovascular disease, diabetes, hypertension, neurological diseases, urinary system diseases, may also lead to hypogonadism. 3. Age factor: with age, the body’s sex hormone level decreases, which can also lead to different degrees of sexual dysfunction. 4. Unhealthy habits: staying up late, working hard, smoking, alcoholism, frequent masturbation, excessive sex life, irregular life and diet may lead to hypogonadism. 5. Trauma, surgery: physical trauma or surgery can also have an impact on the body’s sexual function. Hypogonadism may also be caused by other factors, it is recommended that patients go to the regular hospital for timely examination, follow the doctor’s instructions for treatment, and strive for early recovery.