Hitting the gym after that morning java could amp up exercise performance. Caffeine can help prevent the body from depleting energy stores while working out, helping to avoid that mid training session lull. But proceed with caution— it only takes two cups of a caffeine-laden beverage to yield results, and overdoing it could cause jitteriness and anxiety— hardly the best pair when trying to keep your eyes on the prize… err, treadmill.
Pick Your Poison
Every caffeine junkie will fight for their fave, but which is truly better: green tea or black coffee? Both have antioxidants and plenty of health benefits, but coffee offers more caffeine for those seeking a boost.
It would take 95 cups of coffee to kill the average 150 lb. person.