Whether you’re clutching a travel mug on the way to the office or dashing over after a morning workout to recharge with a skinny latte, it’s hard to imagine a day without it. Caffeine wakes you up, and there’s something very comforting about drinking a piping hot cup of joe. According to a 2017 study, those who consumed four to six cups of caffeinated or decaffeinated coffee per day tended to have a decreased risk of metabolic syndrome, particularly type 2 diabetes.