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Your metabolism is how, and how fast, your body converts food into fuel and burns it. It greatly affects the speed at which you gain or lose weight. Factors in metabolic rate include sex, age, muscle mass, and more. There are ways to increase metabolism, including exercise (aerobic and strength training). Follow the links below to find WebMD's comprehensive coverage about how your metablism works, ways to boost your metabolism, and much more.

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Thumbnail: Boosting Metabolism to Get More From Your Workout, Lose More Weight

The secret to losing more weight if you've hit a plateau may be boosting your metabolism. And how do you do that? Here's how: Build muscle mass.

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