Apple Watch User Guide
next to the model—for example, “MacBook Pro (15-inch, 2018) ... In watchOS 9, Apple Watch can help measure and display elements of your running form.
https://help.apple.com/pdf/watch/9/en_US/apple-watch-user-guide-watchos9.pdf
next to the model—for example, “MacBook Pro (15-inch, 2018) ... In watchOS 9, Apple Watch can help measure and display elements of your running form.
https://help.apple.com/pdf/watch/9/en_US/apple-watch-user-guide-watchos9.pdf