EMG Live Fitness of Hamburg, New Jersey, offers classes in everything from kickboxing to core workouts. From $5 per class.
Form Fitness and Function streams personalized Skype lessons from a farmhouse in Asheville, North Carolina. From $45 per session.
PowHow users choose from hundreds of streaming fitness classes—everything from kettlebells to yoga—taught by experts from around the world. From $12 per class.