22 Caffeine Health Benefits Still feeling guilty about that second cup of coffee? Chances are you shouldn't be. Whether you start each day with a latte or rely on a shot of espresso to get over the midafternoon hump, a healthy, moderate caffeine habit can provide many health benefits. This doesn't mean you should go guzzling energy drinks or pounding espresso shots. Using too much caffeine or any other stimulant can be dangerous. In moderation, though, a caffeine habit could be good for you.