View your data in Health on iPhone - Apple Support (CA)

In Health on iPhone, view your health and fitness information in one place.

Apple's Health App: 12 Tips for Storing and Tracking Medical Data

Official Apple Support

Track your sleep on Apple Watch and use Sleep on iPhone - Apple

Track your sleep on Apple Watch and use Sleep on iPhone - Apple

Apple advances personal health by introducing secure sharing and

Fill out your Health Details in Health on iPhone - Apple Support

The complete guide to Apple's Health app - CNET

How Safety Check on iPhone works to keep you safe - Apple Support

Use the Finder or iTunes to transfer data from your previous iOS

Use the Health app - Apple Support

Find settings on iPhone - Apple Support (CA)

Setup basics - Apple Support (CA)

Guide: How to use your iPhone's health-tracking features