Mark Callaghan here.  You may have heard me on the radio, touting my success at weight loss by working out with the great staff at Miramont Lifestyle Fitness (blush!), but I know not everyone can afford a gym membership. So, if you've resolved to lose some weight this year, you might be interested in learning which of the popular diets really work. Among the well-known brands, both Weight Watchers and Jenny Craig  earn Top Ten honors from the folks at U.S. News & World Report. Read the entire list of the Best Diets here.