Google Can Predict Flu Epidemics

March 1, 2012
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Four years ago, Google launched Google Flu Trends, which estimates the prevalence of flu outbreaks based on how many people are searching for things like “fever” or “flu medication.” The search metrics have tracked incredibly closely with Center for Disease Control data (as you can see above).

Full article by Sarah Kliff at Ezra Klein’s blog in The Washington Post.