---
title: HKWorkoutZoneGroup
framework: healthkit
role: symbol
role_heading: Structure
path: healthkit/hkworkoutzonegroup
---

# HKWorkoutZoneGroup

A structure that contains zone configuration and time-in-zone data for a quantity type.

## Declaration

```swift
struct HKWorkoutZoneGroup
```

## Mentioned in

Accessing workout zone data

## Overview

Overview This structure combines an HKWorkoutZoneConfiguration with an array of HKWorkoutZoneDuration instances. Access zone groups from HKWorkout and HKWorkoutActivity instances to retrieve zone data for completed workouts, or from HKWorkoutBuilder for real-time zone information during active workouts.

## Topics

### Accessing group properties

- [configuration](healthkit/hkworkoutzonegroup/configuration.md)
- [zoneDurations](healthkit/hkworkoutzonegroup/zonedurations.md)

## Relationships

### Conforms To

- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Workout zones

- [Tracking heart rate zones for workouts](healthkit/tracking-heart-rate-zones-for-workouts.md)
- [Accessing workout zone data](healthkit/accessing-workout-zone-data.md)
- [HKWorkoutZone](healthkit/hkworkoutzone.md)
- [HKWorkoutZoneConfiguration](healthkit/hkworkoutzoneconfiguration.md)
- [HKWorkoutZoneDuration](healthkit/hkworkoutzoneduration.md)