---
title: HKWorkoutActivityType.underwaterDiving
framework: healthkit
role: symbol
role_heading: Case
path: healthkit/hkworkoutactivitytype/underwaterdiving
---

# HKWorkoutActivityType.underwaterDiving

The constant for underwater diving.

## Declaration

```swift
case underwaterDiving
```

## See Also

### Water activities

- [HKWorkoutActivityType.paddleSports](healthkit/hkworkoutactivitytype/paddlesports.md)
- [HKWorkoutActivityType.rowing](healthkit/hkworkoutactivitytype/rowing.md)
- [HKWorkoutActivityType.sailing](healthkit/hkworkoutactivitytype/sailing.md)
- [HKWorkoutActivityType.surfingSports](healthkit/hkworkoutactivitytype/surfingsports.md)
- [HKWorkoutActivityType.swimming](healthkit/hkworkoutactivitytype/swimming.md)
- [HKWorkoutActivityType.waterFitness](healthkit/hkworkoutactivitytype/waterfitness.md)
- [HKWorkoutActivityType.waterPolo](healthkit/hkworkoutactivitytype/waterpolo.md)
- [HKWorkoutActivityType.waterSports](healthkit/hkworkoutactivitytype/watersports.md)