S Screch Guest Dec 8, 2009 #2 Real bikes. They have a more natural resistance to them, and it is not static. More dynamic, and plus the heat from outside and the fresh air make it a more favorable workout then Spinners.
Real bikes. They have a more natural resistance to them, and it is not static. More dynamic, and plus the heat from outside and the fresh air make it a more favorable workout then Spinners.