Global Variable


The location where a particular heart rate reading was taken.


let HKMetadataKeyHeartRateSensorLocation: String


This key takes an NSNumber containing an HKHeartRateSensorLocation as its value.


Valid Locations

enum HKHeartRateSensorLocation

Constants that indicate where on the body the heart rate sensor is located.

See Also

Vitals Sensors Keys

let HKMetadataKeyBodyTemperatureSensorLocation: String

The location where a particular body temperature reading was taken.

let HKMetadataKeyHeartRateMotionContext: String

The user’s activity level when the heart rate sample was measured.

let HKMetadataKeyVO2MaxTestType: String

The method used to calculate the user’s VO2 max rate.