Courtesy: Hoopnotica; Larry Busacca/WireImage
Feeling less than motivated to hit the gym? Maybe it's time to switch up your routine with a little celebrity fitness inspiration!
Curious about where exactly Katie Holmes breaks a sweat? Dying to tighten and tone your bod like Emmy Rossum? (Hint: Ashley Greene and Demi Moore might be in her class too.)
We uncovered the coolest star-approved classes to get maximum results.