Summary: NUTRITION Simple Swaps for Healthy Eating and Weight-Loss! You don't have to starve yourself or exercise for hours to see results. A few dietary changes can make a huge difference on your waist! Swap #1: Use Greens such as Cabbage, Collard Greens or Lettuce in place of bread. This swap can save you anywhere from 70-150 calories per slice! Health perks: better cholesterol levels, increased