While having a flu shot is one good way to reduce your risk of contracting the flu, it's important to get plenty of exercise and rest says Dr. Neal Malik, who leads the Masters of Science in Nutrition program at Bastyr University's California campus. Dr. Malik discusses foods that can help boost immunity such as mushrooms, garlic, honey, hot tea, turmeric and cinnamon, among others. He also explains why it's important to discuss taking supplements with your health care provider before buying.

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