In 1996, I spent 2 months training at 10,000 feet in Toluca, Mexico. My gracious host was two-time New York City Marathon champion German Silva. (If you think German is a fast runner, you should see ...
You might be familiar with the 80/20 method – the idea that you should do 20% of your running workouts at a high intensity (whether that’s interval training sessions or different variations of ...