Read by the mirror
Heart rateReliableFrom subtle colour changes in your face
Breathing rateReliableFrom the rise and fall of your chest
Body shape and measurementsReliableFrom one slow turn in front of the mirror
Body fatEstimateEstimated from your body shape
HRV and recoveryTrend onlyUseful week to week, not as one number
Skin temperatureRelativeA change from your usual, never a fever reading
What Lumi won’t claim
Blood pressureA camera can’t measure it reliably yet. Pair your own cuff.
DiagnosesLumi is a wellness product, not a medical device.
Blood oxygen (SpO₂)Still in research. Coming later, if it proves out.
Exact weightPair a smart scale for real accuracy.