Use the Sleep app in watchOS 7 to schedule your wake-up alarm, bedtime, and bedtime reminders. Then, wear your watch to bed to track how well you sleep.
To learn more about this topic, visit the following article:
Track your sleep on Apple Watch and use Sleep on iPhone: https://apple.co/3mwn8pj
Additional Resources:
Contact Apple Support for Apple Watch: http://apple.co/AppleWatch
To subscribe to this channel: https://www.youtube.com/c/AppleSupport
To download the Apple Support app: http://apple.co/2hFtzIv
Apple Support on Twitter: https://twitter.com/AppleSupport
For more videos, go to Youtube Apple Channel