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Flu-Fighting Super Foods

Boost your immune system with these healthy foods.

Boost Immunity With These Healthy Foods

Flu-fighting super foods
Flu-fighting super foods
Flu-fighting super foods
Flu-fighting super foods
Flu-fighting super foods
Flu-fighting super foods
Flu-fighting super foods
Flu-fighting super foods
Flu-fighting super foods
Flu-fighting super foods
Green tea leaves are rich polyphenols, an antioxidant that help to boost immune function. The leaves also have been associated with decreasing risk of cancer, obesity and heart disease. (Getty Images)
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