A recently published study found that consumption of a single caffeinated energy drink significantly increased blood pressure and noradrenaline levels in healthy young adults. The researchers noted these changes could potentially increase the risk of cardiovascular events. The study was published on November 8, 2015 in the Journal of the American Medical Association (JAMA). In the study, 25 healthy adults consumed a 16 oz. energy drink (Rockstar, Rockstar Inc.) containing