1. The document discusses a flexible dieting program called IIFYM (If It Fits Your Macros) that allows people to lose or gain weight by tracking calories and macronutrients rather than avoiding "unclean" foods.
2. It explains that flexible dieting gives people freedom to eat whatever they want as long as their daily calorie and macronutrient goals are met. Clean eating can lead to weight gain if calorie intake is not tracked.
3. The document provides an excerpt about the flexible dieting program and how it works before directing the reader to another source for more information.