Stair Climbing Sport 2015: Hardcore Runner Set World Record In Fastest Stair Run [VIDEO]

October 2015, the world record for climbing the Malminkartano Stairs was set by Marten Bostrom in 1 minute and 4 seconds, but just a month later in November 2015, a new runner took on the stairs.

Toni Leinonen broke Marten Bostrom's record of 1 minute and 4 seconds by climbing the stairs injust 58 seconds, that's under a minute!

Check out the side by side comparison of the two runners as they attempt in conquering the dizzying Malminkartano Stairs on the video below.