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 ...

Many runners believe their natural stride could be improved. Here’s what to know before trying to change yours. By Christine Yu Want to get better at tennis? Fine-tune your serve. Swimming? Perfect ...

The first few weeks should focus on the basics — easy pace, weight training and setting your expectations. By Amanda Loudin Every year, more than a million people around the world run a marathon. For ...

About two times a week, I’ll do an easy double to pad my mileage. In college, I would double often, usually running early in ...

Running experts share why building a base over three months is best, particularly those new to running and who want to tackle ...

Cadence, measured in steps per minute, was once treated as running’s magic metric. Today, as wearables make data easily ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. New perk: Easily find new routes ...

Cory Leslie has always loved a starting line. For years, he fueled this passion as a professional runner—poised and ready to race. Now, as a coach, Leslie is toeing a new kind of starting line. He’s ...

You’re out for a long run filled with rolling hills and you start to feel the burn in your leg muscles. It makes sense: You know your lower body is working hard to propel you through your miles. Yes, ...