A new research claims that a man who
has had sex with more than 20 women in his lifetime is less likely to have
prostate cancer. Is this kind of study that causes men to be d**king around
*hiss* lol
From SMH.com:
“Men who have sex with more than 20
women during the course of their lifetimes are less likely to be diagnosed with
prostate cancer, new research shows.
But for homosexuals who have had sex
with at least 20 men and virgins, the risk of being diagnosed is doubled, the
researchers from the University of Montreal have found.
Compared
with men who have had just one sexual partner, men who have slept with 20 or
more women have a 28 per cent lower risk of being diagnosed, and are 19 per
cent less likely to develop the most aggressive form of prostate cancer.
However, the researchers found that
homosexual men who have had at least 20 sexual partners, were twice as likely
to to develop prostate cancer compared with those in monogamous relationships.
Homosexual men were also five times
more likely to develop a less serious form of the disease than those with only
one male partner.
The “highly speculative” hypothesis
to explain this increased risk for homosexual men is that there is a heightened
risk of picking up a sexually transmitted disease and “physical trauma” to the
prostate from anal intercourse.
Between 2005 and 2009, 3208 men participated
in the Prostate Cancer & Environment Study and were asked to give
information about their lifestyles and sexual experiences.
In this time frame, 1590 men who
participated in the study were diagnosed with prostate cancer..
The research, published in the
journal Cancer Epidemiology, is the first of its kind to make a link
between the number of sexual partners and the risk of developing cancer.
Lead researcher Marie-Elise Parent
said that, despite the results, she did not see a need for public health
authorities to encourage men to have sex with as many women as possible.
“It is possible that having many
female sexual partners results in a higher frequency of ejaculations, whose
protective effect against prostate cancer has been previously observed in
cohort studies,” Dr Parent said
The research found that men who had
never had sexual intercourse, were twice as likely to be diagnosed with
prostate cancer.
Prior studies have indicated sexual
intercourse might help reduce the risk of prostate cancer because it lowers the
concentration of carcinogenic crystal-like substances in the fluid of the
prostate.
“We were fortunate to have
participants from Montreal who were comfortable talking about their sexuality,
no matter what sexual experiences they have had, and this openness would
probably not have been the same 20 or 30 years ago,” Dr Parent said.
“Indeed, thanks to them, we now know
that the number and type of partners must be taken into account to better
understand the causes of prostate cancer.”
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