Your afternoon pick-me-up may be overstaying its welcome.

How much caffeine is really in Death Wish Coffee? I tested this famously potent brew to see how it compares with regular ...

"I need a coffee" is a phrase often uttered by tired people, but those looking for a big-time energy jolt may turn to one of ...

The amount of caffeine in a cup of coffee can vary based on the type, serving size, method of preparation, and bean variety, among other factors. Coffee is the biggest dietary source of caffeine.

Mmmm, coffee. If you’re anything like me, you can’t live without a morning cup (or four). But with all the fear mongering about how caffeine might give you heart disease or cancer, you may be feeling ...

On any given day, kids consume an average of 19.4 milligrams of caffeine, which is about two-thirds of what's in a can of Coke, according to a new report.

This might be the smartest way to start your day.

Is this the secret to jitter-free energy? Experts weigh in ...

I stopped caffeine cold turkey after years of daily use, and it wasn't what I expected.

Drinking coffee daily can help protect against chronic kidney disease and lower risk of kidney stones. Caffeine can ...

The British government wants to ban the sale of high-caffeine energy drinks to people under the age of 16. But how do they compare to coffee, tea and other beverages many people regularly consume? And ...