Follow along as Zach Bitter tries a world record for 100 miles running around a track
Watch this compelling video about running a 100-mile race.
6 Keys to Long-Term Ultrarunning Success
Insights on what it takes to train for your first ultramarathon.
While 5Ks and half marathons are booming, 200-mile races are too!
Instead of fighting with the terrain on your next trail run, work with it to become more efficient.