Part 1 of a series. “To die, to sleep—to sleep, perchance to dream—ay, there’s the rub, for in this sleep of death what dreams may come....” —Shakespeare’s Hamlet “The idea of death, the fear of it, ...

This post is part two of a series (to read Part 1, click here). “For most of us, to be caffeinated to one degree or another has simply become baseline human consciousness...it’s easy to overlook the ...

If you rely on a jolt of caffeine to help kickstart your morning or power through that afternoon slump, you’re not alone. Americans drink an estimated 440 million cups of coffee every day, according ...

From espresso to energy drinks to supplements, caffeine comes in many forms, Rula notes. And if you're like most people, you probably enjoy a cup of coffee each morning or a late-afternoon soda to ...

Billions of people worldwide consume caffeine as a quick and easy pick-me-up. But most use the central nervous system stimulant commonly found in coffee, dark chocolate, tea, and soda as a broad brush ...

Genetic evidence indicates that higher levels of caffeine in a person’s blood may be linked with lower weight. But people shouldn’t assume that drinking more coffee will be a route to weight loss, ...

When you cut out caffeine, you'll miss out on the temporary spike in blood pressure people often get from caffeine. However, the exact impact of cutting out caffeine can depend on your caffeine ...

It’s a kick-start for the day, a jolt many of us need to power through, and one of the last socially acceptable addictions. It’s only when we have to go without coffee that we realise how badly we ...

Paraxanthine is the main metabolite of caffeine. Studies suggest it can boost alertness and focus, but the research base is ...

Caffeine is one of the most widely used substances in the world. It increases energy and alertness while also delaying ...