What caffeine does and doesn’t do for your health explained - A new study showed drinking two to three cups of coffee a day, ...

(CNN) — For many Americans, a morning routine is not complete without a cup of joe. The National Coffee Association reports the average American drinks just over three cups daily. And some people opt ...

According to the American Medical Association, roughly 85% of Americans consume caffeine daily, yet most of us don’t think twice about what it’s really doing to our bodies. That post-lunch slump, the ...

Plus, when you'll start to notice them after your last fix.

Daily caffeine consumption may reduce the risk of liver scarring, but sugar and cream can negate the protective benefits of ...

Caffeine is a substance that raises alertness and boosts energy. Most adults can safely consume up to 400 milligrams of caffeine daily, equivalent to about four 8-ounce cups of brewed coffee. For ...

After an analysis of health data from over 131,000 people tracked for up to 43 years, researchers found that drinking coffee ...

Add Yahoo as a preferred source to see more of our stories on Google. Some say pre-workout allows them to plow through their high-intensity fitness routines, even when they’re initially feeling “meh” ...