WHOOP versus Apple Watch Ultra for running

A Tale of Two Marathons

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.

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Approach A: I could not maintain the 'nice feeling pace', causing a mid-marathon crash (as shown in post race data)

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

Finishing 2 Marathons in 6 weeks (Left: Amsterdam, Right: Valencia)

Approach B: Managing the pace for the first 35 kilometers, then speed it up

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Articles (155)

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2024-12-09 The Problem With Bitcoin
2024-11-11 Write your own words
2024-11-10 Go Viral on X
2024-10-20 Marathon
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