Featured in athletes
Humans naturally fall into energy-efficient speeds when they run
"We have a hard time overriding that desire to use as little energy as possible in any given task."
Young athletes are training too early, too hard, and with too little variety
It doesn’t take 10,000 hours to excel at a sport.
4 high-tech running shoes that could help Tokyo Olympians hit record-breaking times
Years of design, engineering, and testing have produced some very fancy kicks. Here's a look at a few neat pairs.
Naomi Osaka put her mental health first—and that needs to be normalized
Depression is the most common cause of disability among young and middle-aged adults in the US.
Tom Brady is headed to the Super Bowl at 43 years old. How?
Training, motivation, and luck are key to a long athletic career.
These ultramarathoners say life is easier after running 40 miles on frozen backwoods trails
By exploring their limits, extreme athletes are more equipped to cope with physical and non-physical stresses.
Surfers are riding a wave of new technologies to their Olympic debut
As the sport takes its place in the Olympic lineup, biometrics and other types of data tracking help carve its future.
The science behind sex, gender, and athletic competition is still pretty shaky
Joanna Harper’s work has catapulted her into a century-long debate about who gets to play women’s sports.
Cold take: Ice baths don’t help sore muscles heal
Skip the polar plunge and get some sleep instead
The complicated truth about testosterone’s effect on athletic performance
It’s hard to know exactly how much the hormone affects any given body, but what we do know suggests it’s not the end-all be-all.