When you drink coffee or other caffeinated beverages, caffeine blocks the receptors in your brain that normally absorb ...

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

In this lab, students will determine the amount of caffeine in a beverage. Students will determine the retention time of pure caffeine. From this information, students will be able to identify the ...

A study has revealed the molecular mechanisms regulating caffeine biosynthesis in tea plants, identifying crucial genes and microRNAs that control its production.

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 ...

An NHS doctor has explained the exact reason you feel tired after consuming an energy drink. Many people consume them to feel ...