However, due to the inconsistent and contradictory conclusions, more research is needed to determine if frequent ejaculation decreases prostate cancer risk in men of all ages. About 1 in 7 men in the United States will be diagnosed with prostate cancer during their lifetime. Exposure to Agent Orange: Two relatively large studies of this question, reported in and , yielded good news for sexually active men: The effect regular ejaculations have on the prostate should become a major talking point, especially amongst men who are experiencing prostate problems. In theory, emptying the prostate of potentially irritating or harmful substances might be one such mechanism. Email , Facebook , Twitter Dr Greggory Pinto Men, you can now legitimately tell the women in your life that more frequent ejaculation can reduce your risk of prostate cancer. These measured ejaculations included sexual intercourse, nocturnal emissions, and masturbation. Sexual activity also reduces stress. There were similar yet smaller reductions in risk at all ages for men ejaculating 13 or more times per month. Some prostatitis symptoms can be relieved by regular sexual activity and, in older men, regular ejaculation has protective effects against prostate cancer. He is a member of the European Association of Urologists. In December , a follow-up study , which tracked the same men for 10 additional years, confirmed that the most frequent ejaculators had a lower risk of developing prostate cancer than those who ejaculated less frequently. What the research says According to a study in European Eurology, men who ejaculate more frequently are less likely to develop prostate cancer, compared to those who ejaculate less often.