Too much sex may have an adverse effect on the body, which may cause prostatitis and sexual dysfunction in men, and may also lead to urinary tract infections and other adverse effects in women. 1. Prostatitis: too frequent sex life may lead to the prostate, urethra, penis and other organs in a long-term congestion, the patient at this time prone to prostatitis. 2. Sexual function decline: patients frequent sexual life, may affect the nerves, resulting in neurasthenia lead to a significant decline in sexual function. 3. Urinary tract infection: Sex life will also bring some harm to women, female urethra and male urethra compared to the vaginal opening closer, if the sex life is too frequent, do not pay attention to hygiene will lead to urinary tract infection. Patients need to go to the hospital, follow the doctor’s instructions to improve the relevant examination and treatment.