Caffeine doesn't just make it harder to fall asleep; it changes how the brain behaves during rest. New research shows that caffeine alters brain activity in ways that make sleep look more like ...

We’ve built a complex culture around caffeine. Not only do we have a variety of caffeinated products such as coffee, tea, sodas, energy drinks and pills, but we also have a lot of advice, especially ...

Could coffee help to counteract some of the effects of alcohol on the brain, and potentially limit the risk of addiction? That's what's suggested by a new study of how caffeine interacts with the ...

Suddenly stopping caffeine can cause the brain to go into withdrawal. This happens because caffeine temporarily block receptors, and then when the caffeine is stopped, the brain releases too much of ...

Coffee doesn’t just perk up your brain, it might be flipping important switches inside your cells, too. While known for boosting alertness and offering some health perks, caffeine also tinkers with ...

TAMPA BAY, Fla (BLOOM) – Feeling groggy when you wake up? You might think grabbing a cup of coffee right away is the best way to jump-start your day. But did you know there’s a better way to time your ...

Adding sugar or artificial sweeteners to coffee disrupted the body clocks in mice more than coffee on its own, researchers have found, with it causing day and night to be reversed in some mice. If ...