I hope WWDC 2021 reveals these improvements to the Sleep app on Apple Watch
(iMore iPhone)

With WWDC 2021 on the horizon, I want to Sleep app to get an upgrade. Sleep tracking in wearables has been around for a few years, which is why when watchOS 7 finally included some sleep tracking capabilities, I was pretty excited to see Apple`s tackle on the feature. It turns out Apple decided to make the Sleep app a great tool for helping you get to sleep and stay on a sleep schedule, but it`s not the most detailed when it comes to tracking. Here are three ways I want watchOS 8 to improve the Sleep app, to make the best Apple Watch even better. Show us time spent in sleep stages When you wear your Apple Watch to bed and use the Sleep app in the morning, you`ll need to check the Health app on your iPhone to see your data. This data mostly comprises of a simple graph showing you how long you slept. There isn`t much data to be had, and while there is lots more that could be included, I think a significant positive change would be to track your time in light, deep, and REM sleep. ...