I spent most of my teenage years in a dance studio, and while I hung up my ballet shoes 10 years ago, dance-inspired workouts always excite me, because I know that dance training is one of the best ...

Melissa Meris lifts weights while perching on her foot in a dancer’s pose, then maneuvers a ball with her feet before holding a knees-bent pose at the ballet barre. "Every single muscle in my body is ...