Wonkblog: flu

How Google can predict your flu-related hospital visit

How Google can predict your flu-related hospital visit

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). And that, Adam Cole reports, has public health researchers thinking they may have a powerful new tool on their hands:

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