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This is Scientific American 60-Second Health. I'm Dina Fine Maron. Got a minute?

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Got bacteria?

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That's the question du jour for people on both sides of the debate about raw milk.

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That's milk which has not undergone pasteurization, the century-old process of using heat to kill potentially harmful bacteria.

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Thirty states allow consumers to buy raw milk.

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Proponents of raw milk contend that it provides health benefits and tastes better.

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Opponents note that more people are getting sick from bacteria in the raw milk.

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And the CDC recommends avoiding it.

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A new study finds that between 2010 and 2012, 5 percent of all U.S.food-borne outbreaks with a known source were tied to raw milk.

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An outbreak is defined as two or more cases of similar illness resulting from ingestion of the same food.

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The research is in the CDC journal Emerging Infectious Diseases.

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Microbes in raw milk, including salmonella, E.coli, campylobacter and Listeria—sparked an average of three outbreaks per year between 1993 and 2006.

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But the new study finds an average of 13 such outbreaks annually from 2007 through 2012.

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During that time raw milk consumption resulted in 979 illnesses and 73 hospitalizations.

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And more than 80 percent of such cases occurred in states where selling raw milk is legal.

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So caveat emptor, let the buyer beware.

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And the drinker even more so.

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Thanks for the minute, for Scientific American 60-Second Health. I'm Dina Fine Maron.

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