Instructions
Turn on the Xbox 360 game console and select the "Profile and Settings" option from the game's main menu.
Select the "Edit My Program" option on the "Profile and Settings" screen.
Select the "Muscle Focus" option and choose the new muscle focus for your workout program.
Select the "Difficulty" option and select the new difficulty for your workout program.
Select the "Exercise Equipment" option and choose what exercise equipment you want to use during your workout program.
Select the "Update Fitness Routine" option to save the settings and update your workout program.