---
title: HKActivitySummaryQueryDescriptor.Results
framework: healthkit
role: symbol
role_heading: Structure
path: healthkit/hkactivitysummaryquerydescriptor/results
---

# HKActivitySummaryQueryDescriptor.Results

An asynchronous sequence that emits updates from an activity summary query.

## Declaration

```swift
struct Results
```

## Topics

### Creating an Iterator

- [HKActivitySummaryQueryDescriptor.Results.Iterator](healthkit/hkactivitysummaryquerydescriptor/results/iterator.md)

## Relationships

### Conforms To

- [AsyncSequence](swift/asyncsequence.md)

## See Also

### Running queries

- [result(for:)](healthkit/hkactivitysummaryquerydescriptor/result(for:).md)
- [results(for:)](healthkit/hkactivitysummaryquerydescriptor/results(for:).md)