While high doses of vitamin C may provide some relief, drinking a glass or two of orange juice may not help much with cold symptoms.

Foods that support immune health, like citrus fruits, fatty fish, and leafy greens, contain immune-boosting nutrients like zinc and vitamins C, D, and E.

While inflammation is a natural part of the immune response, too much can lead to health problems. Here, foods that cause inflammation and what to eat instead.

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