Dry Winters Linked to Seasonal Outbreaks of Influenza

ScienceDaily (Feb. 23, 2010) — The seasonal increase of influenza has long baffled scientists, but a new study published in PLoS Biology has found that seasonal changes of absolute humidity are the apparent underlying cause of these wintertime peaks. The study also found that the onset of outbreaks might be encouraged by anomalously dry weather conditions, at least in temperate regions.

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