Choosing among the available fitness center can be a daunting task because there are so many from which to select.  You want one that will fill your needs for the  long-term because you will  probably want to stick with it for years.  Whether you want to build up your body for bulk, or lose 100 pounds is up to you and the center you join should be able to fulfill your wishes.  Cost can vary quite a lot although you do usually get what you pay for.  If you want to participate in a fitness program that has all the latest, most efficient equipment available, it may be twice the cost of one which has primarily the older, tried and true exercise equipment.