Home > Running videos

American runs more than 160K on a track in under 12 hours

Running on a track for nearly 12 hours and covering over 400 laps: That was how Zach Bitter spent his weekend setting an American record.

Zach Bitter completed 402.5 laps of a 400m track in the span of 12 hours, completing the 100-mile race in 11:40:55.
Zach Bitter
If you thought running for 12 consecutive hours is tough, try running it in circles entirely on an oval track.

RELATED: Study says running ultramarathons can cause brain shrinkage.

At the Desert Solstice Invitational in Arizona, Zach Bitter ran an American track record in the 100-mile (160 kilometres) running 11:40:55, 4:35 per kilometre pace (7:01 per mile pace).

That’s 402.5 laps of the track. Bitter won $600 USD for his efforts.

RELATED: Canadian Catrin Jones wins bronze at the IAU World 50K Championships.

The only escape of running for 12 consecutive hours? Turn around and run the opposite direction (Bitter can be seen running both clockwise and counter-clockwise in the highlight video).

Check out the latest buyer's guide:

Best trail running gear for spring 2024

Explore our favourite trail running gear for short trips and longer treks, from watches to gaiters