I’m about to wade into one of the most heated debates in the world of fitness with you. Does “calories in, calories out” work? Cue two groups of people yelling at each other online. Group 1: “It’s simple! Just eat…

After last week’s newsletter, I got a fantastic question from a reader named Sharon that I don’t think gets talked about enough. “What if you want to be healthy and strong, but you’re not all that interested in constantly improving…

You’re mid-workout, feeling good… and then something tweaks. A shoulder twinge. A weird pinch in your hip. A move that suddenly feels off. Now you’re stuck in the moment we all dread: “Should I push through this… or stop?” As…

Imagine your body’s energy system as a car with cruise control. You set the speed—50, 60, or 70 miles per hour—and that’s your aerobic system cruising along. Aerobic training is how you crank that speed up. The higher you set…

A reader recently sent me a great question: “I’m always wondering if I’m pushing hard enough during strength training. My goals are to build strength and muscle—and not be a fragile old lady.” This kind of question is more common…

Failure. The word stings, doesn’t it? It conjures up images of disappointment, shame, or a big red “F” on a test. But what if we’ve been looking at failure all wrong? What if failure isn’t the end but a beginning?…

Have you downloaded your free Nerd Fitness Starter Guide yet? I put it together a few months ago, and it’s one of my favorite things we’ve created.​I wrote this guide to answer one question I hear all the time: “There’s…

In case you missed my email from a couple of weeks ago, Steve asked me to write some more focused fitness and nutrition content for the Rebellion. And since then, I received a TON of emails from people circling around…

If you’re looking to kickstart your fitness journey or break through a plateau, the good news is that you don’t need years to see results. With the right approach, you can boost your fitness quickly—sometimes in as little as a…