Google Flu Trends predicts the spread of flu

© Google Flu Trends

An interesting website has appeared on the Internet: Google Flu Trends.

According to the developers, they are able to predict the spread of influenza in the United States 2 weeks before the official authorities do. The site was opened literally the other day, as the season just begins there.
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Trends are based on search messages from users who are looking for ways to combat such diseases in Google.