Your trajectory

Bio-age trends

Sign in to see your bio-age trajectory over time.

Watch your bio age move

Once you've logged a few bio-age readings in the iOS app, this page shows your trajectory over 30 / 90 / 180 days or a year — plus which domains (sleep, fitness, cardiovascular, body comp, cognitive, clinical) are pulling it up or down.

Calculate your bio age Sign in

Same engine as the Thier iOS Home tab
Apple Health, Strava, Oura, Garmin, Fitbit, Withings, Polar
Domain-by-domain breakdown of what's moving the number

No bio-age readings yet

Open the iOS app and run your first calculation. Once you have at least one reading, your trajectory will appear here.

Get the app Try the free calculator

Bio age

—

latest reading

Chrono age

—

today

Gap

· —

—

Trajectory

Bio age Chrono age

— —

Domain breakdown

From your latest reading. Each domain pulls your bio age up or down.

Ask the Coach Get a tailored read on your trajectory Run a what-if scenario See the move that would shift your gap most Log new data BP, body fat, lab values

Want to dig deeper? The iOS app shows daily metrics, AI doctor context, and per-domain trends behind every reading.

Open the app

Couldn't load your trends

Network hiccup — let's try that again.

Back to home