5 Ways to Cut 500 Calories

Empty calories, bigger portions, and fats and sugars can also creep into your diet when you're not paying attention. Even if you're eating healthy foods, there are some bad habits which may lead to ingesting more calories than you should. 

We asked Harvard Medical School's associate director of nutrition, the author of the book "Break Through Your Set Point: How to Finally Lose the Weight you Want and Keep It Off," Dr. George L. Blackburn, for tips on how to cut 500 calories from your diet.