Caffeine is the most widely used stimulant in the world. For many of us, a cup of coffee or tea is almost as routine as breathing. It helps us wake up in the morning, beat the afternoon slump, and ...

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 ...

Barley coffee, or caffè d’orzo, is a naturally caffeine-free Italian beverage made by roasting and brewing barley grains to ...

Suddenly stopping caffeine can cause the brain to go into withdrawal. This happens because caffeine temporarily block receptors, and then when the caffeine is stopped, the brain releases too much of ...

While occasional caffeine consumption can cause a temporary rise in blood pressure, regular, moderate coffee consumption does ...

While caffeine is a natural substance, there’s also a synthetic version that can be found in a variety of products including pain relievers, cold medicines, energy drinks, “energy-boosting” gum, and ...

Despite the common belief that chocolate makes you hyper, the truth lies in its caffeine content — and it’s probably not as much as you think.

And there are plenty of perks associated with your morning cup—research shows coffee may even slow biological aging. But ...

Chai and green tea share the same origins but differ in their constituents, flavors, health benefits, and taste.

Meta-analysis links caffeine consumption to higher inflammatory bowel disease risk in smokers, those with more education, and ...