---
title: HKBiologicalSex
framework: healthkit
role: symbol
role_heading: Enumeration
path: healthkit/hkbiologicalsex
---

# HKBiologicalSex

Constants indicating the user’s sex.

## Declaration

```swift
enum HKBiologicalSex
```

## Overview

Overview A person’s sex is a combination of bodily characteristics including: chromosomes, hormones, internal and external reproductive organs, and secondary sex characteristics.

## Topics

### Constants

- [HKBiologicalSex.notSet](healthkit/hkbiologicalsex/notset.md)
- [HKBiologicalSex.female](healthkit/hkbiologicalsex/female.md)
- [HKBiologicalSex.male](healthkit/hkbiologicalsex/male.md)
- [HKBiologicalSex.other](healthkit/hkbiologicalsex/other.md)

### Initializers

- [init(rawValue:)](healthkit/hkbiologicalsex/init(rawvalue:).md)

## Relationships

### Conforms To

- [BitwiseCopyable](swift/bitwisecopyable.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Enumerations

- [HKAudiogramConductionType](healthkit/hkaudiogramconductiontype.md)
- [HKAudiogramSensitivityTestSide](healthkit/hkaudiogramsensitivitytestside.md)
- [HKCategoryValueVaginalBleeding](healthkit/hkcategoryvaluevaginalbleeding.md)
- [HKGAD7Assessment.Answer](healthkit/hkgad7assessment/answer.md)
- [HKGAD7Assessment.Risk](healthkit/hkgad7assessment/risk-swift.enum.md)
- [HKPHQ9Assessment.Answer](healthkit/hkphq9assessment/answer.md)
- [HKPHQ9Assessment.Risk](healthkit/hkphq9assessment/risk-swift.enum.md)
- [HKStateOfMind.Association](healthkit/hkstateofmind/association.md)
- [HKStateOfMind.Kind](healthkit/hkstateofmind/kind-swift.enum.md)
- [HKStateOfMind.Label](healthkit/hkstateofmind/label.md)
- [HKStateOfMind.ValenceClassification](healthkit/hkstateofmind/valenceclassification-swift.enum.md)
- [HKWorkoutEffortRelationshipQueryOptions](healthkit/hkworkouteffortrelationshipqueryoptions.md)
- [HKBloodType](healthkit/hkbloodtype.md)
- [HKFitzpatrickSkinType](healthkit/hkfitzpatrickskintype.md)
- [HKWheelchairUse](healthkit/hkwheelchairuse.md)