Paraxanthine, a compound the body naturally produces when it breaks down caffeine, is starting to appear in energy drinks and ...
From espresso to energy drinks to supplements, caffeine comes in many forms, Rula notes. And if you're like most people, you probably enjoy a cup of coffee each morning or a late-afternoon soda to ...
Caffeine is one of the most widely used substances in the world. It increases energy and alertness while also delaying ...