A new study investigates how different types of physical performance are affected by the time of day
The Prime X is banned for professional athletes, but that might be its main selling point
Williams is offering the biggest prize purse in U.S. cycling at a new criterium in Sacramento
A new study suggests that hydrogels enable you to down more carbs with less digestive distress, and race faster as a result.
An unnatural lack of fear, a high tolerance for suffering, and a healthy sense of humor. Just ask Cedar Wright.
For New Generation Track and Field, established media companies are too stuck in their ways
Get these six items to improve your sleep and wake up ready for anything
A long-running gym debate about whether to train each limb separately comes to the cycling world
In order to achieve his first UTMB win, the American ultrarunning star is taking a whole new approach: rest
Endurance-science experts explain the world record holder’s incredible marathon dominance
Running nerds won’t learn anything new from ‘Kipchoge: The Last Milestone,’ but it’s still a feast for the eyes
Katie Compton has said she never intentionally or knowingly took a banned substance after the USADA issued her a four-year ban
Daniel Pérez and the Sanba Cycling Team are proving that delivery workers, line cooks, and mechanics race bikes, too
After years of debate on the dangers of “too much exercise,” researchers sum up the state of current knowledge
Electric muscle stimulation claims to be a more efficient form of exercise. Here’s how it holds up.
No runner has ever won the 5,000-meter, 1,500-meter, and 10,000-meter treble at the same Olympics. But there have been other memorable distance triples and doubles.
A lot of the world’s top climbers won’t be in the Olympics. Here’s why.
At home with the successful young climbers and burgeoning social media stars
Israel Start-Up Nation’s physiologist Paulo Saldhana explains the data—and the feelings—that determine who attacks when in a cycling race
What this Olympic moment can teach all of us about mental health
After more than 25 years of deliberation, the sport of kings finally makes its debut at the Games
This year, three new adventure sports will make their debut in Tokyo. Prepare yourself for the action with these books, documentaries, and more.