Gearing Up for Grandma's

How to Train For and Run a Negative Split w/ Mark Gudgel

Grandma's Marathon Season 5 Episode 5

Use Left/Right to seek, Home/End to jump to start or end. Hold shift to jump forward or backward.

0:00 | 39:16

To connect with Mark or any of our other Grambassadors in the buildup to our 2025 Grandma's Marathon weekend, please see below:

Mark Gudgel
   - Instagram @markrgudgel

Meet All of Our 2025 Grambassadors