The hazards that may be caused by frequent masturbation: First, masturbation can cause excessive stimulation of the foreskin glans, resulting in local congestion, edema, or the risk of local mucosal damage. In serious cases, it may cause local infection, or local redness, erosion, increased secretions, etc. Especially if you don’t pay attention to hand hygiene or external genital hygiene, etc., it will cause the chance of infection to rise significantly. The majority of patients will have a certain sense of guilt or remorse after masturbating, which over time may cause psychological inferiority or psychological stress, or social difficulties, social barriers and other psychological disorders. Third, frequent masturbation will lead to a decrease in the sensitivity of the glans foreskin, due to the greater degree of stimulation during masturbation, resulting in patients in the process of normal sexual activity, not up to the intensity that can be achieved by masturbation, there will be symptoms of ejaculation difficulties. Serious patients may even produce no sexual pleasure, or no ejaculation phenomenon occurs.