Has your diet taken a turn for the worse this season? Relax. If you're like most Americans, you'll probably only gain a pound or two during the holidays. Bad news is that it's often hard to lose that weight once the eating season is over.

Big holiday dinners may add some extra pudge around your waistline, but that's no reason to call off your cookie exchange or forgo your aunt's homemade brisket. The trick is to think before you eat and determine what foods are worth the splurge. Here Today show Diet & Nutrition editor Madelyn Fernstrom tells how to get your fill of holiday foods without feeling guilty.