Regularly watching obscene videos may cause harm to sexual life, such as decreased libido, erectile dysfunction, premature ejaculation and so on. But the exact degree of harm varies from person to person. Regularly watching obscene videos, first of all, easy to cause prolonged genital congestion, erection, prostate, seminal vesicle glands and other glandular tissue congestion, swelling, easily induced by the foreskin glans, urethritis, prostatitis and other diseases, may lead to abnormalities in sexual function, such as decreased libido, erectile dysfunction, and premature ejaculation and so on. In addition, it may cause fatigue, fatigue, decreased sleep quality, affecting normal life and work. If the body caused by sexual dysfunction, or urinary tract infection, you should go to the hospital in time to check, have bad habits should be corrected in time, under the guidance of the doctor treatment.