by Cal Dietz | Aug 16, 2026 | Blog, College Coaches, High School Coaches, Police/Fire, Special Forces
RPR: From Developing Athletes to Olympic and World Champions RPR has been used across the entire spectrum of human performance—from junior high and developing athletes to Olympic and World Champions. What makes RPR unique is that it is not intended to replace an... by Cal Dietz | Jul 25, 2026 | Blog
Dynamic Diaphragm Function Principle 42 Why I Believe Diaphragm Function Is One of the Most Overlooked Keys to Athletic Performance in Repeated Sprint Ability Sports Over the past 15 years, I’ve noticed a consistent pattern with athletes entering our program... by Cal Dietz | Jul 5, 2026 | Blog, College Coaches, High School Coaches, Police/Fire, Special Forces, Uncategorized
Nutritional Performance Focus Method: Fueling the Brain for Peak Performance A Guide for Coaches, Athletes, and Sport Nutritionists Triphasic Training Method 38 “The body gets you to the game. The brain wins it.” Physical conditioning, technique, and... by Cal Dietz | Apr 19, 2026 | Blog
The Waterbag Stability Method: A Simple Fix That Changes Everything All Triphasic Principles and Methods I want to walk you through something that honestly surprised me when I first saw it. The idea actually came from a conversation with speed coach Chris... by Cal Dietz | Apr 1, 2026 | Blog, Uncategorized
The Exercise Transfer Assumption Fallacy Principle Triphasic Principle 41 Most coaches have seen it—and if we’re being honest, most have fallen into it at some point. An athlete comes into a program, starts getting stronger, moving more weight, looking sharper in... by Cal Dietz | Oct 24, 2025 | Blog
The Neuro-Optimal Synchronization Principle Prior to Training All Triphasic Principles and Methods Introduction The Neuro-Optimal Synchronization Concept is a breakthrough approach to athletic preparation — one that starts not with muscles, but with the brain. This...
