Slovak runner shatters 7-day treadmill world record

With 17 hours to spare, ultrarunner Michal Šuľa surpassed the record for longest treadmill distance covered in a week–so he kept running

Louisiana man runs 62-minute half-marathon on a treadmill

Running on the treadmill for 20 minutes is hard enough, but this man took it to the next level, setting a treadmill world record

American ultrarunner smashes 100-mile treadmill world record with 11:32:05 run

Taggart VanEtten shattered the previous world record by a whopping 37 minutes