Acknowledgment to Jonathan Savage from fellrnr.com for his reviews about the Stryd and his treadmill calibration instructions

Last Updated on January 22, 2023 by pg@petergamma.org

which where very helpful for us personally:

https://fellrnr.com/wiki/Main_Page

The instructions of Jonathan Savage are at the level of a good journal, and they are worth to develop further.

We are happy to to experience that Jonathan Savage is still active to make us a better runner, whether we are a beginner or a competitive athlete:

https://www.strava.com/athletes/252540