Fiber

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Medical Definition of Fiber

Fiber: The parts of fruits and vegetables that cannot be digested. Fiber is of vital importance to digestion; it helps the body move food through the digestive tract, reduces serum cholesterol, and contributes to disease protection. Also known as bulk and roughage.


Quick GuideFat-Burning Foods in Pictures: Blueberries, Green Tea, and More

Fat-Burning Foods in Pictures: Blueberries, Green Tea, and More

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Reviewed on 5/13/2016

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