1
PurePulse - Photoplethysmography
Detects blood flow to determine heart rate and cardio
fitness.
2
Accelerometers, gyroscopes and
orientation
Detects motion to determine the type and intensity of
exercise.
Also used for sleep analysis.
3
Barometer - Air pressure measurement
Measures changes in air pressure associated with
changes in altitude.
4
Blood oxygen saturation (SpO2) - Red and infrared lights
Measure the concentration of oxygen in the blood.
5
EDA Sensor - Infrared lights
Measures changes in sweat levels of the skin to
determine stress levels.
6
Heart rate data collected
- Resting and sleeping heartrates
- Cardio fitness level
- Heart rate zones