|
Biometrics |
Description |
Default Range |
Recorded |
View |
Beneficial Secondary Metrics |
|
Heart Rate (HR) |
The number of times the heart beats per minute. |
50 – (220-[age]) |
Continuous |
D, W, M, Y |
Sleep, Movement |
|
Resting Heart Rate (RHR) |
The heart rate recorded at the most restful period of sleep in order to remove other factors that influence heart rate. |
49 – 80 bpm |
While Sleeping |
D, W, M, Y |
HRV, Temperature |
|
Heart Rate Variability (HRV) |
A measure of the variation between heartbeats that is controlled by the autonomic nervous system, and is calculated while asleep. |
20 – 200 ms |
While Sleeping |
D, W, M, Y |
RHR, Sleep |
|
Respiratory Rate (RR) |
A measure of the number of breaths taken per minute, calculated while resting. |
12–25/min
|
While Sleeping |
D, W, M, Y |
HR, SpO2 |
|
Wrist Temperature |
Peripheral skin temperature captured from the wrist. |
32.0 – 35.0 C |
Continuous |
D, W, M, Y |
HR, Sleep |
|
SpO2 |
A measure of the amount of oxygen that is carried by the hemoglobin in the blood, calculated while asleep. |
92 – 100%
|
While Sleeping |
D, W, M, Y |
RR, Sleep |
|
GSR |
A measure of the changes in sweat gland activity that are often reflective of exercise or the intensity of an emotional state. |
1 – 50 µS |
Continuous |
D, W, M, Y |
HR, Movement |
|
Sleep Duration |
The amount of time spent sleeping during one sleep episode. |
7 – 8.5 hrs |
While Sleeping |
D |
RHR, SpO2 |
|
Sleep Efficiency |
A measure of what percentage of the entire sleep episode the user was classified as in sleep. |
—— |
While Sleeping |
W, M, Y |
—— |
|
Movement |
A measure of the number of steps taken over a period of time. |
—— |
Continuous |
D, W, M, Y |
HR, GSR |
|
Calories |
The number of calories burned during routine daily activities or workout-based activity. |
—— |
Continuous |
D, W, M, Y |
—— |