For years, I didn’t go a day without some sort of vice. If it wasn’t the puff of a cigarette or vape, it was a cocktail at a weeknight press event; it wasn’t a drink, it was a spliff before bed, and ...

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Editor's Note: While onsite at the 2013 Annual Meeting of the American Psychiatric Association, Medscape spoke with Ali Canton, MD, of the University of Oklahoma College of Medicine about the ...

You often feel a lift after your morning cup, and science backs that up: caffeine can raise dopamine and sharpen positive mood, especially shortly after waking. If you time it well and avoid ...

Should a slip in the daily routine prevent you from quaffing your "cup of ambition," you probably don't need a caffeine researcher to tell you what will happen next—you will start to feel sick. In a ...

Caffeine is everywhere, from our morning coffee to a quick soda pick-me-up. But while most people know about these popular ...

Caffeine offers some real health benefits—but not if you go overboard. Here’s how coffee, energy drinks, and other caffeine products can affect your health. America's favorite drug is caffeine, ...