The Science of Coffee: Health Benefits, Calories & Tips

Why does coffee cause stomach pain for some while helping others live longer? From the energy-boosting effects of caffeine to the calorie counts in your favorite Starbucks drinks, explore the true impact of coffee on the body.

The Negative Health Effects of Drinking Coffee

For some, coffee is an indispensable part of daily life--whether as a morning pick-me-up, an afternoon energy booster or simply a treat between meals. According to the National Coffee Association's 2010 survey of coffee-drinking trends, 56 percent of Americans indulge in a cup of joe on a daily basis.

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