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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
Salmon acts as a natural flu-fighter because it has copious amounts of omega-3 fatty acids, which boost immune system function. Along with the healthy fats, salmon also is one of the highest natural sources of vitamin D, which helps to regulate calcium in the body. (Getty Images)
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