Marathon Mindset
Finishing Two Marathons Differently
Dec. 19, 2024 - Willem L. Middelkoop
Earlier this month I ran the Valencia Marathon (42KM), just six weeks after finishing my first ever marathon in Amsterdam. I used two different approaches for these races: running on feeling and running on data. The experience differed greatly, let me explain it in this blog post.
Continue reading![Approach A: I could not maintain the 'nice feeling pace', causing a mid-marathon crash (as shown in post race data)](/blog/2024-12-19_data-versus-feeling/images/i_00_Approach-A-I-could-not-maintain-the-nice-feeling-pace-causing-a-mid-marathon-crash-as-shown-in-post-_500px.png)
![Approach A: You can see my heartrate peaking mid-marathon, way too high to be durable; by slowing down I got it back to a workable zone](/blog/2024-12-19_data-versus-feeling/images/i_01_Approach-A-You-can-see-my-heartrate-peaking-mid-marathon-way-too-high-to-be-durable-by-slowing-down-_500px.png)
![Finishing 2 Marathons in 6 weeks (Left: Amsterdam, Right: Valencia)](/blog/2024-12-19_data-versus-feeling/images/i_03_Finishing-2-Marathons-in-6-weeks-Left-Amsterdam-Right-Valencia_500px.jpg)
![Approach B: Managing the pace for the first 35 kilometers, then speed it up](/blog/2024-12-19_data-versus-feeling/images/i_02_Approach-B-Managing-the-pace-for-the-first-35-kilometers-then-speed-it-up_500px.png)