"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you're not a regular at your local spin class, chances are you'll still have some preconceptions about ...

New perk: Easily find new routes and hidden gems, upcoming running events, and more near you. Your weekly Local Running Newsletter has everything you need to lace up! Subscribe today. Spinning classes ...

In addition to being fun, outdoor bike riding is one of the best forms of exercise. When the weather doesn't cooperate, spinning in the Bay's best classes promises a great workout without the weather.

To the happy, you-gotta-move-with-it music, Karen Lauer pedals fiercely on her stationary bike at the front of the room, urging participants in her spin class to do the same. As the song trails off, ...