You can remove a tracker from your account on the fitbit.com dashboard or with the Fitbit app. Navigate to the settings for the tracker you want to remove, and find an option to remove the tracker for your account.
1 Soccer. Approximate # of fans: 3.5 billion. The simplicity of the sport combined with the ease of play makes this the most popular sport in the world to play, as well as to watch.
It's rated as one of the top three most popular sports in one country in the world: Gibraltar. Which is a country in the way that a cart at the mall selling custom embroidered hats is a store. Darts is one of those things that's a sport to some people but just a game to everyone else. Weightlifting.