But since those antioxidants come with a generous portion of sugar, milk, and butter, chowing down on chocolate isn't an excuse to skip your workout. Chocolate and exercise actually work surprisingly well together: Another recent study, out of Australia this time, showed that eating chocolate high in healthy antioxidants reduced the blood pressure-raising effects of exercise on overweight individuals. So go ahead and reward yourself. A chocolate bar has five times the flavonoids of an apple, after all.