More companies are pushing low-calorie, sugar-free beverages they say are healthy. Some servings have nearly the same level of caffeine as a six-pack of Coca-Cola.
Energy Drinks Are Surging. So Are Their Caffeine Levels.
More companies are pushing low-calorie, sugar-free beverages they say are healthy. Some servings have nearly the same level of caffeine as a six-pack of Coca-Cola.