---
title: activityStateUpdates
framework: activitykit
role: symbol
role_heading: Instance Property
path: activitykit/activity/activitystateupdates-swift.property
---

# activityStateUpdates

An asynchronous sequence you use to observe activity state changes.

## Declaration

```swift
var activityStateUpdates: Activity<Attributes>.ActivityStateUpdates { get }
```

## Mentioned in

Displaying live data with Live Activities Starting and updating Live Activities with ActivityKit push notifications

## See Also

### Observing the Live Activity life cycle

- [activityState](activitykit/activity/activitystate.md)
- [ActivityState](activitykit/activitystate.md)
- [Activity.ActivityStateUpdates](activitykit/activity/activitystateupdates-swift.struct.md)