Add Yahoo as a preferred source to see more of our stories on Google. Pouring coffee We already know that the stimulating powers of caffeine make it an unsuitable choice for a late-night drink – at ...

Caffeine is found not only in coffee but also in tea, chocolate, energy drinks, and many soft drinks, making it one of the most widely consumed psychoactive substances in the world. In a study ...

MONTREAL — That cup of coffee you had during dinner with friends didn’t just keep you tossing and turning — it fundamentally altered how your brain operated during whatever sleep you managed to get.

A new narrative review unpacks how coffee may sharpen thinking and protect the brain while highlighting why its true mechanisms remain elusive. Neurocognitive and Neurological Effects of Coffee and ...

Cutting off caffeine earlier in the day may change more than just your sleep quality.

Forget-me-not A jolt of caffeine can boost memory, according to a recent study that provides a scientific motive for students slurping coffee, tea or energy drinks when cramming for exams. A team at ...

Scientists Tracked 130,000 People for 43 Years and Found the Optimal Coffee Amount for Brain Health In A Nutshell Two to ...

You hear it all the time, when it comes to sleep: Don’t drink caffeine too late in the day. It’s among the most common sleep tips—and it’s a good one. Caffeine, with its stimulant effects, is ...

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, ...