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 not only found 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 ...

Consuming caffeine blocks the "sleepy signal" in your brain, which indirectly boosts dopamine. Caffeine heightens alertness, ...

Research indicates that regular high caffeine consumption affects dopamine function in patients with Parkinson’s disease. This comes from work undertaken at the University of Turku and Turku ...

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.

Drinking two to three cups of caffeinated coffee daily was linked to a lower risk of dementia. The findings come from a ...

A recent study of sleep lab volunteers reveals that caffeine impairs essential brain functions at night. Here’s what happens. Stacey Leasca is an award-winning journalist with nearly two decades of ...

Neuroscientist Dr Faye Begeti knows a thing or two about how caffeine affects our brains - she maintains that it’s actually ...

Coffee's ability to boost alertness is commonly attributed to caffeine, but new research suggests there may be other underlying mechanisms that explain this effect. "There is a widespread anticipation ...

The best time to drink coffee always feels like five minutes before it's done brewing. But there's also such a thing as ...

Energy drinks are a billion dollar industry, but how many actually know what happens inside your body when you drink one?

We already know that the stimulating powers of caffeine make it an unsuitable choice for a late-night drink – at least if you want to get any shut-eye. But a new study adds a whole extra level of ...