Published

A basic principle of training says you get better at the things you do most. So why does cross-training work?

A pro marathoner looking for a sponsor takes a scientific approach to finding the right match

To pick their two-hour marathon team, researchers tested some of the greatest runners on the planet. Now they're revealing what they found.

You don’t need an elaborate workout plan to get the most out of your resistance workout; you just need to tune into how you feel

A new review sifts through the evidence for and against hiking with poles

A new study suggests that slow-twitch runners can handle higher mileage than fast-twitch runners before showing signs of overtraining

Biology suggests that decades of running should invariably blow out your knees. Scientists are trying to understand why that doesn’t happen.

Even compared to athletes from other sports, endurance athletes have a unique relationship with discomfort

A new study asked coaches to rank the most economical runners after watching video footage. It didn't go well.

Experienced runners tend to match their breath and stride patterns, but trying to do it deliberately may backfire

The disruptions of 2020 mean that there’s an unusually large crop of endurance-related books hitting shelves this fall

A new analysis casts doubt on the idea that people are born as "responders" or "non-responders" for training in thin air

Our Sweat Science columnist takes efficiency very seriously in the backcountry. Here are his secrets for a flawless canoe trip.

A new study suggests that strength training is more important than electrolytes for preventing cramps

It’s the one training metric virtually all runners track, but running scientists think we can do better

With a little help from technology, Joshua Cheptegei took down the 5,000-meter world record in Monaco last week

After a controversial Australian study's negative findings about low-carb, high-fat diets, scientists made adjustments and ran the study again

Science says the HoverGlide reduces vertical forces by more than 80 percent. But what does it actually feel like?

After an exhaustive search of the literature, researchers conclude that, well, it's complicated

When the going gets tough, which sensation actually slows you down?

The ability to sustain a high rate of energy burn for a prolonged period of time may help ward off cancer

The hotter it is, the closer we come to the ever elusive goal of besting the horse—which supports the evolutionary "born to run" hypothesis

Three new studies explore iron patches, injections, and dose frequency

Sweaty workouts do enhance your endurance, according to a new theory, but it may take longer and function differently than previously thought

A new aerodynamic analysis runs the numbers on exactly where to run when you’re behind someone else

A decade after 'Born to Run' made them famous, anthropologists take another look

A new study uses the training data you upload to sites like Strava to estimate the "critical speed" that determines your race performance

To figure out how your body will respond in hot conditions, consider your “physiological equivalent temperature”

Maybe the debilitating effects of chronic overtraining syndrome are in your muscles after all, not your head or your hormones

Physiologists from around the world share their pet theories and crazy ideas on what it will take to break records

A new study of female athletes sees big strength gains from twice-a-week lifting

Researchers put the four main running power devices through a series of tests and picked a clear winner

They're not more tired than the rest of us, according to a new study—they're just better at sleeping

New research explores why you go slower and feel worse, even though you’re pushing as hard as usual

New research on mental fatigue suggests that even elite runners perform worse after a 45-minute computer task

New research suggests that the lactate produced by hard interval workouts alters the hormones that determine your appetite

So-called "flush drownings" lack an obvious cause like getting trapped underwater. Researchers now believe water temperature is a key factor.

Some sports scientists believe that a measure called the "acute-to-chronic workload ratio" can predict your risk of injury. But critics aren't so sure.

For endurance athletes, new research suggests that different pre-race rituals, or even no warm-up at all, give pretty much the same results

Nobody gets a free pass to sit all day, but new research on how sitting affects your arteries offers some encouraging news for cyclists

Russian women got slower after the Athlete Biological Passport was introduced in 2012. Anti-doping officials think they know why.

New lab data from a record-setting 59-year-old offers insights on how we age—and, potentially, how to avoid it

Recent studies suggest that sunlight may lower blood pressure in ways that have nothing to do with vitamin D

Page 2