WellGo offers corporate health management service

WellGo suddenly stops loading Fitbit data

The Fitbit body and WellGo email address may be different.
Try the following:
1. Check your email address in the FitBit app as before and make a note
2. Uninstall the WellGo app
3. Install and configure the WellGo app
4. You will be prompted to enter your account when selecting FitBit, so please authenticate with the # 1 mead