020: The test your doctor never orders

Most people leave their annual physical with two blood sugar numbers and zero real answers. In this episode — Part 1 of a three-part deep dive into my 80+ Function Health lab results — I'm covering the four markers that paint a complete metabolic picture: A1C, fasting blood glucose, fasting insulin, and cortisol. One of these is almost never ordered by a standard doctor. One is controlled more by stress than by food. And together, they can reveal what's really happening in your metabolism years before anything shows up as a diagnosis. Let's get into it.