A cycling instructor explains why your pedal pulling and pushing technique in a spin class affect your entire workout. Here's what to know. When you’re clipped into a bike for a spinning class, you’re ...

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, ...