By Heather Brown

MINNEAPOLIS (WCCO) — Kathleen from New Market asks, “Why are mosquitoes attracted to some people and not others?” Good Question.

According to the American Mosquito Control Association, this is a serious area of research because it better helps manufacturers of mosquito repellent. Studies have shown up to 20-percent of the general population are mosquito magnets, mostly due to the scents and compounds they emit.

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Carbon dioxide is the biggest factor when it comes to mosquito attraction, says Mike McLean, a spokesman for the Metropolitan Mosquito Control District. The bugs are attracted to carbon dioxide people exhale, so the more a person breathes out, the more a mosquito knows a person is there.

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Generally, larger people and pregnant women exhale more carbon dioxide. People drinking alcohol might as well.

A study out of Japan found mosquitoes prefer Type O blood the most and Type A the least.

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Lactic acid, a compound people produce when they breathe or sweat, also appears to be a factor.

Heather Brown