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 ...

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 ...

(Aliaksandr Yarmashchuk/iStock/Getty Images Plus) Drinking coffee may lift your mood and boost your cognitive performance, ...

Paraxanthine, a compound the body naturally produces when it breaks down caffeine, is starting to appear in energy drinks and even some coffee products as a potential caffeine alternative. Brands ...

With new research by the National Council on Aging affirming the fact that hair loss is not only a problem that faces 85% of men but also 33% of women as they age—and with further research published ...

Caffeine doesn’t just perk up humans—it can sharpen ants’ minds too. Invasive Argentine ants given caffeinated sugar learned ...

Energy drinks are colorful, sweet, and hugely popular with teens. A new Consumer Reports investigation finds what’s inside ...