Hello DSCH1234,
Thanks for that info and for choosing the Apple Support Communities. If we understand correctly, you are having an issue with your Apple Watch and iPhone not syncing activities. To begin with, let's make sure your Apple Watch and iPhone are up to date:
Update your Apple Watch - Apple Support
Update your iPhone or iPad - Apple Support
Then restart your Apple Watch and iPhone and test again:
Restart your iPhone - Apple Support
Update your Apple Watch - Apple Support
If you are still having this issue after following those steps, please temporarily erase your Apple Watch, set it up again and test your issue again:
Unpair and erase your Apple Watch - Apple Support
If you are still having this issue after following these steps, please contact Apple directly for further investigation: Get Support
Cheers!