The research team, from the University of Montreal’s School of Public Health in Canada, publish their findings in the journal Cancer Epidemiology. According to the researchers, the link between sexual activity and prostate cancer risk remains controversial. Some studies have associated high sexual activity with a greater risk of the disease, while others have suggested the opposite.
In this study, the team set out to determine whether the number of sexual partners men have throughout their lifetime influences their risk of prostate cancer. They analyzed 3,208 men who were part of the Prostate Cancer & Environment Study (PROtEuS) in Montreal, Canada. Of these, 1,590 were diagnosed with prostate cancer between 2005 and 2009, while the remaining 1,618 men were free of the disease.
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