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11 August 2010

Vying for a mate may shorten life

When men reach sexual maturity in locales where men outnumber women, they live an average of three months less than males from areas with a more level gender ratio, says a study.

In certain situations, competing for a mate may shorten a man's life.

"At first blush, a quarter of a year may not seem like much, but it is comparable to the effects of, say, taking a daily aspirin, or engaging in moderate exercise. A 65-year-old man is typically expected to live another 15.4 years. Removing three months from this block of time is significant," Christakis said in a Harvard news release.

The study

 
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