TRX cords suspend limbs during resistance training; four-week boot camp changes daily to help jump-start metabolism

Piloxing blends Pilates and boxing for a barefoot calorie burn, Zumba boosts cardio with dance moves, and yoga increases flexibility

BestFit classes blend anaerobic and aerobic exercise to oust flab, power yoga soothes and tones bodies, and CrossFit uses myriad workouts

Boot camps get students flipping tires and navigating an obstacle course; other classes include boxing and kettlebell training

Core-based, functional exercises led by certified instructors help members of all fitness levels get in shape

Elements of ballet barre, yoga, and Pilates fuse to form a regimen that tones muscles with slow, sustained movements

Learn dance moves culled from various Latin dances while amping up heart rates in one-hour classes

A 30-minute, circuit-style workout for women intersperses 13 weight-training stations with 60 seconds of aerobics

Body-weight moves, weightlifting, and gymnastics techniques merge to form CrossFit workouts for functional fitness for children and adults

Coaches motivate clients toward fitter physiques in small-group classes such as TRX, boot camp, and Pilates mat