Do you have every intention of biking for exercise? Yet, for some reason you never actually make it outside of your house. The idea of outdoor biking is nice, but is not realistic for many. This is especially true if you live in a crowded area, off of a main road, or in parts of the country with extremely cold or extremely hot weather. Indoor cycling can solve all of your motivation problems and can reduce your list of excuses for exercise. There are many benefits of going to a spin class.