Downing more than 600mg a day ( the equivalent of six mugs of brewed coffee) can produce anxiety, sleeplessness, agitation, ...

Yerba mate, along with tea and coffee, is one of the world's most popular caffeinated beverages. Widely consumed in South ...

Many of us start the day with a steaming cup of coffee or an energy drink to get that much-needed boost.

Coffee and cake traditionally go hand in hand. But new research shows that caffeine might change your perception of sweetness. Drinking tea or coffee is a morning ritual for people around the world, ...

Caffeine is produced by approximately 30 of the world’s 300,000 or so different species of flowering plants, estimated Todd Barkman of Western Michigan, who led the new study. The divergent nature of ...

A study has revealed the molecular mechanisms regulating caffeine biosynthesis in tea plants, identifying crucial genes and microRNAs that control its production. This discovery is a game-changer ...

An NHS doctor has explained the exact reason you feel tired after consuming an energy drink. Many people consume them to feel more alert, such as during work or before a big event.