Balding men should stop fretting about their retreating hairline, as a study suggests that hair loss almost halves the risk of prostate cancer.
Hair loss
is a source of concern for many men, with nearly half thinking that
going bald makes them feel old and less attractive, while three out of
four have self-esteem problems. Most baldness is caused when hair
follicles are exposed to too much dihydrotestosterone, or DHT. This is a
chemical produced by the male hormone testosterone. If there is too
much DHT circulating in the blood, the follicles shrink, so the hair
becomes thinner and grows for less time than normal.
Researchers
studied 2000 American men between the age of 40 and 47 years, half of
whom had suffered prostrate cancer. They compared the cancer rate in
those who remembered their hair thinning by the age of 30 with those who
did not suffer hair loss.
It was found that men who start going
bald by 30 years are up to 45 percent less likely to develop prostate
cancer later in life. Although half of all men suffer significant hair
loss by the age of 50, the researchers linked high levels of
testosterone in those who go bald earlier to a lower risk of tumours.
The
researchers found that men who had started to develop bald spots on the
top of their heads as well as receding hairlines had lower risk of
developing prostate cancer.
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