Health App - Apple® iPhone® - View Info Sources
Here's how to view the apps and devices that request permission to update the Health app data on your iPhone.
The Health app requires iOS 8 or later on an iPhone 4S or later.
- From the Home screen, tapHealth.
- TapSources.
- View the installed apps and devices that request permission to update your data.
For additional info, refer to Apple article: Use Health on your iPhone or iPod touch.