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Published on Jun 21, 2012
A new study suggests that the superabundant microbes lining our digestive tract are ultimately our evolutionary partners, shedding light on the hygiene hypothesis. According to this idea, living in increasingly hyper-hygienic environments might contribute to recent spikes in childhood allergies, as these beneficial host-specific microbes are hindered by the plethora of antibacterial home products and cleaning chemicals. Learn more at http://hms.harvard.edu/content/our-mi...