The harms of masturbation include psychological harms, local damage, and systemic symptoms. 1. Psychological harm: masturbation is also known as masturbation, frequent masturbation may cause a series of psychological harm to the patient, such as increased mental psychological burden, depression, anxiety, self-blame and other emotions. 2. Local damage: frequent masturbation will cause damage to the body, such as men’s prostate repeated congestion, edema may lead to prostatitis, women may cause damage to the urethra, skin and mucous membranes and other parts of the injury, frequent urination, urinary incontinence, urinary divergence and other symptoms. 3. Systemic symptoms: excessive masturbation may appear a series of systemic symptoms, such as fatigue, poor mental state, insomnia, and so on, serious cases can affect the patient’s normal life, work and so on. It is recommended that patients quit the habit of masturbation as soon as possible, and actively consult a doctor if necessary.