This functional circuit training class, with a former lacrosse player and coach, makes you feel like you're part of a team sport again. Read More>>

CLAY's newest class melds two seemingly distinct methods—Salsa dancing and Pilates—into a core-toning workout that's ideal for dance-cardio lovers. Read More>>

This innovative boxing-ballet combo class melds the two disciplines seamlessly. Read More>>

With this new class, Crunch and Surfset Fitness maximize the studio-surfboard workout's potential for fun and fitness. Read More>>

This new body-weight-only interval training class pushes your body work hard while also relieving some of the stress the workout is putting on it. Read More>>

Sarah Platt-Finger's Sweat and Samadhi class at ISHTA Yoga knocks out the week's stressed deadlines and frantic meetings in one 90-minute yoga swoop. Read More>>

Taught by former New York City Ballet dancer Rachel Piskin, this is the most ballet-focused fitness class we've tried. (The resistance bungees are a bonus.) Read More>>

This "50 Shades of Grey"-inspired workout is actually a tough, interval-based class to which you wear running shoes—and occasionally a blindfold. Read More>>

The irrepressible dance workout is poised to be the next Zumba, geared toward people who love Bollywood music and moves. Read More>>

Catwalk Confidence creator and celeb podiatrist Dr. Emily Splichal teaches a barefoot-training class that tones your body from the toes up. Read More>>

Complaining about the cold? Bassett's yoga class will bring your body to a temperature that will make you want to run outside in your sports bra.Read More>>

Encouragement and a butt-kicking—what you'll get at this boot camp designed by Prince Brathwaite, a NYSC trainer with a growing following outside the gym. Read More>>

The ubiquitous gym's newest class is a tough, circuit-based interval workout that flies by in an hour. Read More>>

This variation on the classic Core Fusion workout really gets your heart rate up through an unbelievable number of mountain climbers. Read More>>