Did you know? Not only does caffeine help prevent post workout muscle soreness, but Studies show that Caffeine increases fat burning and boosts your metabolic rate. Coffee drinkers live longer. Coffee is rich in powerful antioxidants, and many people get more antioxidants from coffee than from fruits and veggies combined. Coffee drinkers have a much lower risk of cirrhosis, which can be caused by several diseases that affect the liver. Caffeine can increase adrenaline levels and release fatty acids from your fat tissues, leading to significant improvements in physical performance.