Hopping on a stationary bike has always been a popular way to get exercise, but over the past few years it seems like boutique spin studios have been popping up all over the place.
Despite their popularity and cult-like like reputations -- yep, Soul Cycle birthday parties actually exist -- plenty of people are intimidated by the idea of stepping foot inside spin studios. Will you be pushed too hard? Will the instructors yell at you? Will you just pass out?