The most secretive body parts are muscles, which hide behind layers of skin and appear only occasionally to help lift cars off trapped kittens. Flex your biceps in the absence of a cat emergency with today's Groupon: for $19, you get a five-week membership with unlimited group classes at BodyFuel Fitness. This 24-hour, full-service gym houses fresh equipment inside a clean club. Choose from 15 group classes, including Pilates Plus, which increases core strength, muscle balance and bendiness; willPower and Grace, a delicate blend of cardio, strength, flexibility, and core workouts; and Zumba, which turns Latin dance moves into a grand cardio ballroom for the heart. There are also yoga classes, cycling, lifting, boot camp, and more. Check out their complete list of classes and schedules.
For exercisers, BodyFuel Fitness has everything they need, no matter when they need it. The 24-hour facility's floor is stocked with a full compliment of Cybex, Precor, FreeMotion, and Nautilus machines to torch calories and sculpt muscles. And, when clients need encouragement or motivation, they'll be able to easily find a group fitness class in which to enlist, including spin, Pilates, and boot-camp sessions.