Sunday, 17 March 2013

Who, Why, What: Can foods have negative calories?

Spring can be a confusing time for the body-conscious - a time when thoughts drift towards summer on the beach, but chilly temperatures have many reaching for an extra biscuit.
Those looking to shed a few pounds have often clung to the hope of "negative-calorie" foods - a workout for your taste buds that burns calories while you chew.
But do these foods actually exist? 

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