Share 'Eat less!'

If you're trying to shed a few extra pounds before bikini season, you may be choosing more foods that are low-fat and sugar-free. While most Americans could stand to eat a little less fat and sugar, many of us are still ignoring a basic fact: We consume too many calories. Over the past 25 years, the typical American diet has expanded by more than 300 calories daily. In theory, it's enough to boo…