IronMan Performance
Joe Eisenmann, PhDInsights into youth athletic development, sport science, health, performance + more
| Platform |  | Pricing | Only free issues | Publishes | Daily |
|---|---|---|---|---|---|
| Issues | 191 | Founded | 3 years ago | Last Issue | 3 days ago |
| Active | |||||
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joeeisenmann.substack.comLatest Issues
The Physical Growth & Maturation of a Professional Baseball Pitcher from 11-20 Years of Age: A Case Study
JC Eisenmann. The Physical Growth & Maturation of a Professional Baseball Pitcher from 11-20 Years of Age: A Case Study. Archives of IronMan Performance. Vol 1, 2026. [joeeisenmann.substack.com]
Background
In the recent post o...
Soccer: A Short Bibliography and Resource Guide of Review Articles
In the spirit of the World Cup, and previous posts that provide a resource guide of peer-reviewed publications on a sport (see below), this issue of the Archives of IronMan Performance welcomes you to the football (soccer) edition.
Soccer...
The Growth & Development of Jacob Misiorowski
The Athletic’s headline says it all - Brewers’ Jacob Misiorowski breaks own velocity record for starting pitchers — again. The fastest pitch thrown by a starting pitcher. 103.7 mph. And it’s not just once in awhile. With an average fastball...
Trends in Youth Sports: June 2026
Many of us realize the crisis in youth sports in America - access, affordability, purpose, parent and coach behaviours, undue pressures on the young athlete, professionalization of youth sports, etc.
It is hard to believe that for the pas...
From Elite High School Talent to the Big Leagues: Mapping the Perfect Game Top 100 Ballplayers ... and the Unranked
In recent years, about 500,000 U.S. high schoolers play baseball with about 130,000 being high school seniors. Many will also continue to play “summer travel ball” and Fall ball as well. Of those dedicated ballplayers, many probably have dr...
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Authors
The writers behind this newsletter.
scholar-practitioner in youth athlete development and integrated sports performance
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