Custom | Human | Better | Cycling Coaching

New on the Blog

EFT, The Athlete Superpower

August 14, 2026August 14, 2026 Nate Dunn MS, CSCS®

I’ve never had a pet. Well, that isn’t entirely true. In the 3rd grade I had a “pet” snake. My…

IronOS on Android

July 10, 2026July 10, 2026 Nate Dunn MS, CSCS®

Two months ago, I finished up version 1.0 of IronOS. To say that working with AI to build and implement 15 years…

Redefining Progress in Strength Training

May 19, 2026 Nate Dunn MS, CSCS®

“Essentially, all models are wrong, but some are useful.” George E. P. Box I’ve spent over 200 hours testing IronOS…

Athlete Testimonials

Data Driven Athlete delivers. Seeing that my improvement on the bike, as evidenced by the data generated from the training sessions, actually translates into better results at races - I finally made it to the podium in my most recent stage race!

Patrick V.

Always planning ahead is what makes the winning athlete and Nate is just the guy to help you with that plan. I would recommend Data Driven Athlete to anyone that wants to take the next step in gaining more fitness and endurance.

Taylor K.

I had a great experience working with Nate! He helped me understand my training, set up goals, and measurably improve my cycling performance.

Tom C.

With the help of Nate and DDA I was able to quickly move up and get Faster. In the span of 2.5 years, I went from cat 5 to 2x state champion and 2x national medalist.

Jack W.

Nate is the most well rounded and up to date USAC certified coach you will find in Northern California.

Len B.