IronMan Performance

IronMan Performance

Home
Growth & Maturation
Youth Athletic Development
Health & Fitness
Research & Education
Archive
About

Growth & Maturation

Growth, Maturation, and Long-term Athletic Development: A Starter Guide
Here’s a quick introduction and overview of the age-related changes in physical performance and the training of youth & adolescents.
 • 
Joe Eisenmann, PhD
The Importance of Free Play: Nurturing Creativity and Development
Insights from Gambetta, Frisch and The Athletic Skills Model
 • 
Joe Eisenmann, PhD
2
Little League Legends: Navigating Growth, Maturation, and Youth Sports
It’s summer.
 • 
Joe Eisenmann, PhD
The Influence of Maturation on Physical Performance during Adolescence
In a previous video lecture, I provided an overview of the physical growth in body size that occurs during the adolescent growth spurt.
 • 
Joe Eisenmann, PhD
Why Don't U.S. Coaches Assess Growth & Maturation?
Last week, I ran a poll on the social media site X asking U.S.-based coaches and strength & conditioning practitioners who work with youth and…
 • 
Joe Eisenmann, PhD
The Adolescent Growth Spurt
Patterns of Growth and Assessment
 • 
Joe Eisenmann, PhD
Lessons in Growth & Maturation: Some FAQs about Body Size
How tall will s/he be?
 • 
Joe Eisenmann, PhD
Lessons in Growth and Maturation: Tracking Hurricanes & the Stock Market and the Prediction of Future Athletes
How well can we predict the future athletic ability of kids?
 • 
Joe Eisenmann, PhD
Lessons in Growth & Maturation: Scammon’s Curves
First understand how kids grow before considering training effects on the youth and teenage athlete
 • 
Joe Eisenmann, PhD
© 2025 Joe Eisenmann
Privacy ∙ Terms ∙ Collection notice
Start writingGet the app
Substack is the home for great culture