While talking to my coworker about my Shape Up series, I mentioned I wanted to take a dance class. She swore by Grit Fitness’ step aerobics class, so I signed up for an evening session. I was pumped.

Stress has become an unpleasant companion in our hectic lives. From demanding jobs to tight schedules, it appears like ...

For the past few years, several kinds of dance-exercise programs have popped up as a fad and invaded American health culture, only to slowly dwindle away. But this year, instructors are offering an ...