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 ...

Caffeine has an estimated half-life of two to eight hours. That means, depending on your metabolism, it might take your body as little as two hours or as long as eight hours to remove half the ...

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

For many other people, caffeine is something of a mystery. Studies — and there are scads of them — sometimes contradict each other. Products containing caffeine use positive words like “energy” and ...

GLYNDON, Minn. - Jennifer Ehrichs of Glyndon wanted to get healthier, and decided for her, quitting caffeine was one of the first and easiest ways to do that. She'd read about the medical effects of ...

Caffeine can worsen anxiety, disrupting sleep and energy. Learn how to ditch the jitters, restore calm, and reclaim your ...

For many Americans, a morning routine is not complete without a cup of joe. The National Coffee Association reports the average American drinks just over three cups daily. And some people opt to get ...

The world’s favorite addictive stimulant — caffeine — isn’t always a harmless, perky pick-me-up. Sarah Katz was a 21-year-old student at the University of Pennsylvania when she drank a 30-ounce ...

(CNN) — For many Americans, a morning routine is not complete without a cup of joe. The National Coffee Association reports the average American drinks just over three cups daily. And some people opt ...

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