Zumba Fitness1 of 8
There may be no hotter indoor fitness class than this Latin-inspired, calorie-burning activity. No dance experience? That's okay, this form of fitness is easy to learn, and a blast to do.
Kickboxing2 of 8
Based on Martial Arts and stand-up combat sports, kickboxing classes can be a fast way to burn off some calories, and aggression, in a fun, athletic setting.
Pilates3 of 8
Developed by Joseph Pilates in the early 20th Century, this body-conditioning practice is more than just "intense yoga." Pilates classes help build flexibility, muscle strength and endurance, as well as tone your abs to look amazing.
Step Aerobics4 of 8
Originally designed by a trainer looking for an innovative way to recover from a knee injury, step aerobic classes offer a quick cardio workout in a supportive group setting.
TRX Suspension Training5 of 8
The TRX is a suspension system that provides a total-body workout that uses your bodyweight to create muscle-building resistance. And if you needed any more motivation, tons of pro athletes, including NFL QB Drew Brees, us the TRX to recover from injury and boost their performance.
Yoga6 of 8
Yoga is a great opportunity to build muscles, balance, flexibility and much more. It's one of the more popular indoor activities for athletes for a reason.
Kettlebell Class7 of 8
The easy-to-grip weights are all the rage in the fitness industry. After one intense workout, you'll see why.