Long hikes have a way of revealing everything you forgot to prepare for. The climb that seemed manageable online feels ...

If there were a way to improve your running performance without putting more stress on your body, would you use it? This isn’t a trick—we aren’t talking about illegal substances. Instead, we’re ...

Distance-running plans are chock-full of workouts that improve metrics like VO2 max and lactate threshold to help you run faster for longer. But coach Scott Johnston looks beyond these traditional ...

Over the past 15 years, there has been an explosion in fitness fads promoting all sorts of dubious concepts. Perhaps the worst of all is the idea that shorter, high-intensity interval training (HIIT) ...

Alex Hutchinson is a National Magazine Award-winning journalist and Outside’s Sweat Science columnist, covering the latest research on endurance and outdoor sports. Over time, squeezing out an extra ...

The biggest takeaway here is that no matter your age, and even if you feel it's been too long, research shows exercise can ...

Use it or lose it, triathletes. Muscles don’t have long-term memory for exercises like running, biking and swimming, a new study suggests. The old adage that once you’ve been in shape, it’s easier to ...

Even the best athletes in the endurance and strength worlds tend to excel in one area and perform poorly in the other. The tactical athlete must have a solid foundation in both, but does not need to ...

Often, work leaves little time for daily exercise. As a result, many people visit the gym two to three times a week to intensely train specific or multiple body regions. To ensure it’s not just about ...

Endurance athletes rarely walk into a clinic with a single, obvious problem to fix. More often, they arrive with pain that defies imaging, symptoms that recur despite rest and a singular frustration: ...

More than half a million people around the world will take part in a Hyrox competition this year, alternating eight kilometres of running with eight workout stations, including sled pulls, sandbag ...