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About the channel
Running performance is not guesswork. For over 30 years, Richard Diaz has worked with endurance and hybrid athletes to refine running mechanics, VO₂max efficiency, and sustainable performance under load — where precision determines outcome. Founder of Diaz Human Performance and author of RUN.
Latest videos
“Zone 2 Isn’t the Problem. How We’re Using It Is.”
405 views · 08/20/2026
How Champions are built
530 views · 03/09/2026
"When effort isn't enough, and Training Harder stops working".
445 views · 02/12/2026
The Missing Solution for Runners
570 views · 01/21/2026
Why Most Runners Stay Injured (When They Believe They’re Doing Everything Right)
2.1K views · 01/09/2026
RUNNERS NEED TO HEAR THIS | Flow, Performance, and the Future of Running | Coach Richard Diaz
1.07K views · 11/03/2025
Latest Shorts
Running Mechanics- The reality of what makes a great runner #runner #hyrox
785 views · 08/11/2026
New Audiobook for RUN.
370 views · 07/09/2026
A great performance begins with a guess… #trainsmarter #athlete #trainsmart
1.54K views · 05/06/2026
Hitting the Wall? #hybridathlete #hyroxathlete #runners #marathonrunning
1.26K views · 04/30/2026
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