On this episode of Anti-Aging Hacks, Daneil Tal and Faraz Khan discuss how a handheld device can help you know if you're burning carbohydrates or fat for energy. Here is what we discuss: 1. How the Lumen device uses your breath to inform you of your metabolism 2. How to learn if you're burning fat or carbs for energy 3. How to determine the impact of nutrition, workouts and lifestyle on your metabolism We discuss a lot more, including how to become metabolically flexible, in this episode. Make sure to go to https://antiaginghacks.net/lumen to get the show notes and a whole lot more.