skinny jeans

What motivates you to get to the gym: Weight loss? Strong muscles? Longevity? Or maybe you're just tired of not fitting into your jeans?

If that's the case, then check out the Skinny Jeans Workout, programmed to specifically work on the core, butt, and thighs--or as instructor Lisa Grimmer told CNN, "anything placed in your jeans." The Skinny Jeans Workout will have you zipping up in no time.