Through this whole article, we've been saying caffeine keeps you awake. And chances are, as a coffee lover, you already knew that! But what does 'keeping you awake' really mean? Caffeine boosts alertness, keeping you from napping at your desk while enhancing your focus. It can also make you happier. Caffeine promotes feelings of well-being and gives you more energy to do what you nee... https://www.racked.com/users/thomasgoode1