Fit Body Challenge (FBC) Fans have been asking, and Trainer Lindsey is delivering! Every quarter, an extension of the FBC will be released, starting now! That’s right, every 3 months, a new eBook of meal plans and workouts (complete with photo demonstrations) will be launched and available for purchase, with a new FBC eBook available right now! These workouts and meal plans are will be designed in a way that you can add them to your rotation to completely customize your program and preferences.