Path To Peak Performance
Begins With MyBya!
MyBya is more than an app — it's your personal physiologist, bridging the gap between data and real-world gains. Whether you're chasing Olympic dreams or just want to live a fitter life, MyBya helps you train smarter, not harder.
Science-driven
Athlete-proven
Powered by 25+ years of testing and lactate data from 100,000+ athletes. Data-driven results that match real-world feel.
Coach-trusted
Goals achieved
MyBya methods have produced Olympic, World, National, and NCAA champions across three decades of high-performance coaching.
Lab-grade insight
Without a lab visit
Personalized test protocols guided by the app. Test from home or outdoors. Simple steps, instant results.
How the MyBya app works
Create your account
Sign up in seconds. Free 15-day trial — no card required.
Run a sport-specific test
The app walks you through the appropriate protocol for running, cycling, rowing, or swimming.
Get personalized zones
HR zones, training paces, and pace charts tuned to your physiology — recomputed on every test.
Train smarter
Follow data-driven workouts, sync wearables, track progress over time.
For every endurance athlete
Running · Cycling · Rowing · Swimming · Triathlon
Reach your peak with MyBya.
Free 15-day trial. Cancel anytime.
Create your account