HEALTH TOPICS 
Ejaculation frequency and prostate cancer
Despite the importance of prostate cancer, its causes remain unknown. Scientists do know that genetics plays a strong role, and they have sound evidence that diet and other lifestyle factors are also important.
Since the prostate is a reproductive organ that produces fluid for the ejaculate, researchers have long wondered if sexual factors influence a man's risk of prostate cancer, but a Harvard study provides good news for sexually active men.
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