3 ms·

Oh wow. I always just assumed they were throwing these at regular intervals during the day! You’re saying they’re actually giving you these based on your pulse

• wrycoder 5y ago
  I have a tendency to hold my breath when I'm focused. My watch noticed that.
  • nitrogen 5y ago
    Is it looking at oxygenation or dissolved CO2 levels?
    • MengerSponge 5y ago
      More likely a shift in your heart rate, although the latest model can measure O2 saturation
      • wrycoder 5y ago
        It is the latest model. I turned off the periodic notifications in the Breathe app - let's see if it continues to ping me.
• deleted 5y ago
  [deleted]