Most of us treat caffeine like electricity: We don’t care to know how it works; we just flip the switch...

* Caffeine came without instructions. THIS is the missing manual.* Welcome to my free online book about the basics of...

When is caffeine too much of a good thing? The body knows. In most instances, we self-regulate our consumption before...

Caffeine’s half-life is longer than cocaine’s In the 1983 film The Big Chill, actress Glenn Close snorts cocaine, something she hasn’t done...

The young man was partying, having a good time with friends. It was a normal weekend, and for kicks, he tried...