The Second Commandment of Nutrition: Macros Generally Determine Your Body Composition The first commandment of nutrition explains that calories determine your body weight. But once calories are accounted for, the next question becomes: What is that weight made of? Because losing 20 pounds does not always mean the same thing. You could lose 20 pounds

When it comes to changing your body weight, calories are the first thing you need to understand. This is Day 2 of the Swole30 Challenge, and it is the most important nutrition lesson in the series. If you want to lose fat, get leaner, or understand why your weight is changing, start here: energy balance

Nutrition gets confusing because people try to do too many things at once. Fat loss, health, muscle gain, longevity, hormones, gut health… it all gets blended together until nothing makes sense. The reality is that nutrition becomes much simpler when you understand the few core principles that actually matter. Think of these as the Commandments