Perhaps the world is made up of two types of people: those who love gyms — the variety of classes, the camaraderie of working out with other people, and the choice between classes and all of the equipment — and those people who would sooner stick a fork in their eye than let other people see them exercise. Whichever group you fall into, here's where you'll find out more about how to choose the best gym or why, surprisingly, a gym membership would work for you, no matter what type of person you are now.