Katie Matlack
The Mountain (Running) Men in the Grassroots Fight Against Doping
Mountain, ultra, and trail running is a niche but growing sport. Now some of its most prominent athletes want to stop the rise of doping before it takes root.
The Silent Sports Health Crisis, Female Athlete Triad
Among female athletes, a triad of conditions is causing long-term health dangers that remain poorly understood and outside any mainstream discussion.
Tear Gas, Giant Vaginas, and Tough Mudder
As the most popular obstacle course race, Tough Mudder is always looking to push the limits of endurance and taste. Have they finally gone too far?