Cyclists of all fitness levels pedal specially designed stationary bikes during 50–60 minute sequences of hills, sprints & jumps

Certified trainers prescribe diets, measure bodies to mark progress & oversee workouts for groups of eight or fewer

Family-friendly gym welcomes guests to 19,000 sq. ft. workout area & field house with fitness classes, machines, free weights & televisions

NXT Spinning bikes gauge heart rate & calories burned while galvanizing music plays in studio with scenic view & certified instructors

More than 100 fitness machines & 200 monthly classes burn calories in supportive, female-only fitness center

24-hour club equips exercisers with cardio machines, free weights & motivating group classes

Certified trainers lead intense, one-hour workouts that focus on boxing basics, weightlifting moves & body-weight exercises

A team of trainers & aestheticians restore beauty inside & out with boot camp fitness classes & seaweed wraps that slurp up cellulite

Indoor or outdoor coed & single-gender group fitness classes cover core-strengthening work on Pilates reformer & other toning techniques

Prominent gym franchise's two area locations beckon exercisers to 24-hour facilities with high-tech equipment & motivating boot-camp classes