Berries from 10 Foods to Help You Stave Off Colds and Flu Slideshow

10 Foods to Help You Stave Off Colds and Flu Slideshow

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Berries

Berries contain the micronutrients called polyphenols, and research shows a clear correlation between high polyphenol content and an antiviral effect. Cranberries, blueberries, and black currants have all been found to be effective weapons against flu.