Sally Kipyego, marathoner and Olympic silver medalist in the 10,000 meters, can hold a sub-5:00 minute pace in the 10K. Achieving that requires Kipyego to log plenty of hard track sessions and tempo ...

Soreness is harder to quantify, and even experienced runners will get achy after a grueling workout. Frankly, a runner is ...

Jogging can help you stay fit - even if you're over age 60. But your body changes as you get older, becomes more sensitive to physical stress and requires longer to recuperate from exertion. Dr Daniel ...

This classic indoor exercise machine has some tricks up its sleeve. Here are four workouts, for runners and walkers, to get the most of your steps. By Amanda Loudin It’s easy to dislike the treadmill.

To understand ‘conversational pace’, we need to talk about zone 2 – a subject on the lips of seemingly every running influencer. As a result, you may be feeling a little perplexed at what ...

One of the big debates in endurance sports these days is about “training intensity distribution,” which is a fancy term for how much of your training time you spend going easy, medium, or hard. The ...

Running is one of the world’s most popular workouts, for good reason. It’s free, it’s simple, and it delivers near-instant payoffs: a better mood, a clear head, a calmer mind. But its biggest benefit ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. One of the big debates in endurance ...