Indoor air and the body

We see it before you feel it.

MoodAir reads a room's CO2 and each person's heart rate variability together, live, and shows who the air is affecting.

See it liveThe evidence
one room · one personillustrative
1000 ppm CO2 HRV
as the air rises, the body's stress signal falls
Step 1

Room CO2

One sensor, shared air.

→
Step 2

Wearable HRV

Each person, their own device.

→
Step 3

Live model

Learns each person's response.

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Step 4

Who is affected

Live, per person.

1000 ppm
where focus starts to slip
Satish 2012, Allen 2016
+2.3 bpm
heart rate per 1000 ppm CO2
MacNaughton 2016
r ≈ 0.5
CO2 to HRV link in responders
our demo cohort
0.68
model R² on held out data
synthetic demo
The prototype

The live research platform

One room, one sensor, four participants, all on one screen. The model finds who the air is affecting, live.

Open the live study →

Two parts, one study

For researchers

The console

Enrol participants, watch the cohort live, and export the paired dataset. In your browser.

Open the console
For participants

The app

Sign in with a code, record HRV from your Apple Watch, log sleep, and give consent. On your phone.

Open the app

MoodAir measures, it does not diagnose. The live study runs on a demo cohort, clearly labelled, built from the published numbers above. Live wearable streaming is the next build.