Training intensity distribution is all the rage. If you walk into a crowded auditorium of exercise physiologists and announce your feelings on it, you might start a fight or an orgy. People are ready ...

You can also test the accuracy of your numbers out on the run, for example by running at what feels like a hard pace (using the ‘talk test’, you should only be able to get two or three words out at a ...

We sat down with HYROX master coach Tiago Lousa to break down the real method to race-day speed, the mistakes holding athletes back and the fixes that make you faster without blowing up. Whether ...

Have you ever listened to one piece of advice that stuck with you so much it changed the way you experience and analyze your running? It’s a powerful thing. That’s what happened when I learned a ...

The first rule of scientific fight club is that you have to agree on what you’re fighting about. A newly published debate on the merits of polarized training in endurance athletes, in Medicine & ...

Whether you get on your bike for fun, competition, or a bit of both, if you haven’t been periodizing your training, you may be missing out. Periodization—or strategically planning your training in a ...

There’s a reason that well-developed training plans don’t immediately kick off with sprint workouts or 18-mile runs: The body needs time to gradually adapt to the demands of training. Periodized ...

A prime example may be Jim Walmsley, whose training in the Grand Canyon before Western States famously involved lots of running up steep grades. My guess is that Zone 2 climbing explains how some ...