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 ...

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 ...

Regular high caffeine consumption affects dopamine function in patients with Parkinson’s disease, shows a new international study led by the University of Turku and Turku University Hospital in ...

For many people, the aroma of freshly brewed coffee is the start of a great day. But caffeine can cause headaches and jitters in others. That’s why many people reach for a decaffeinated cup instead. I ...

Why do regular coffee drinkers seem to need more and more coffee to maintain the buzz? Can coffee actually kill you? An AsapSCIENCE video has answers. CNET freelancer Anthony Domanico is passionate ...

Is caffeine a harmful substance? The European Union has recently classified caffeine as a harmful substance under new ...

It’s 3:07 p.m. on a Tuesday. Too early to quietly quit for the day, late enough that another cup of coffee could endanger a good night’s sleep. Sure, healthy choices like a brisk walk or 20 min of ...

Coffee is one of the most popular drinks in the world, and its high levels of caffeine are among the main reasons why. It’s a natural stimulant that provides an energy buzz, and we just can’t get ...