Caffeine

How much caffeine do you drink? Do you know? According to CaffeineAwareness.org, a grande-sized Americano at Starbucks has 174 mg of caffeine–a grande drip coffee has 550! For someone of my weight, the calculator says addiction kicks in at 174. (A cup of brewed tea, by comparison, has 47; a 12-oz Coke has 45; A&W…