Solved: Unable to start a Challenge in the Fitbit app - Fitbit Community
Amazon.com: Fitbit Sense Advanced Smartwatch with Tools for Heart Health, Stress Management & Skin Temperature Trends, White/Gold, One Size (S & L Bands Included) : Electronics
Fitbit to discontinue Adventures and Challenges, Open Groups, and Fitbit Studio - PhoneArena
Google Is Killing Fitbit Adventures, Challenges, and Open Groups
Fitbit will remove Challenges, Adventures, and Open Groups from its app on March 27 - Neowin
Google Kills off Major Fitbit Functionality - The Fordham Ram
Why Fitbit's decision to remove features may be a sign of its move to WearOS
Fitbit
Google is shutting down Fitbit Challenges and Adventures today - Android Authority
Fitbit app removing Challenges & Adventures in March