Tea is unlikely to dehydrate you when consumed in moderation. However, drinking more than 8 cups at once can have a ...

Medically reviewed by Barbie Cervoni, RD Genetic variations may increase your risk of being sensitive to caffeine.  Taking ...

A genetic study reveals that it is not coffee itself, but how long caffeine remains in the blood, that influences the risk of diabetes.

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 ...

Find out more about how coffee — and the caffeine it contains — may impact this genetic heart condition that causes the heart to pump less effectively.

Unless you're a child—or some kind of god—I’m guessing at least a cup of coffee is part of your daily routine. For me, coffee time is the most sacred twelve times of the day, and there are enough ...