You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract After 'Big Brother,' 5 More Reality Shows That Should Make Contestants Wear Fitbit CBS' 'Big Brother' Using Fitbit to Rank Houseguests From Most to Least Active By Jeanine Poggi, Published on July 11, 2014 0 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.