Put away the doll plates – eating small meals throughout the day will not speed your metabolism, say researchers. A study out of the United Kingdom looked at the metabolism of women who ate 5 small meals a day compared to women who ate only two larger meals. The difference? There was none. If you’re trying to fan the flames of your metabolism, hit the weights instead. Strength-training only two times a week has been proven to increase metabolism by up to 50 percent!