---
title: HKMetadataKeyHeartRateRecoveryMaxObservedRecoveryHeartRate
framework: healthkit
role: symbol
role_heading: Global Variable
path: healthkit/hkmetadatakeyheartraterecoverymaxobservedrecoveryheartrate
---

# HKMetadataKeyHeartRateRecoveryMaxObservedRecoveryHeartRate

## Declaration

```swift
let HKMetadataKeyHeartRateRecoveryMaxObservedRecoveryHeartRate: String
```

## See Also

### Vitals Sensors Keys

- [HKMetadataKeyBodyTemperatureSensorLocation](healthkit/hkmetadatakeybodytemperaturesensorlocation.md)
- [HKMetadataKeyHeartRateSensorLocation](healthkit/hkmetadatakeyheartratesensorlocation.md)
- [HKMetadataKeyHeartRateMotionContext](healthkit/hkmetadatakeyheartratemotioncontext.md)
- [HKPredicateKeyPathAverageHeartRate](healthkit/hkpredicatekeypathaverageheartrate.md)
- [HKMetadataKeyHeartRateRecoveryActivityDuration](healthkit/hkmetadatakeyheartraterecoveryactivityduration.md)
- [HKMetadataKeyHeartRateRecoveryActivityType](healthkit/hkmetadatakeyheartraterecoveryactivitytype.md)
- [HKMetadataKeyHeartRateRecoveryTestType](healthkit/hkmetadatakeyheartraterecoverytesttype.md)
- [HKMetadataKeyVO2MaxTestType](healthkit/hkmetadatakeyvo2maxtesttype.md)