Phoenix gyms offer far more than rooms filled with free weights and treadmills. Some of the best gyms in Phoenix combine the fun of outdoor adventure with the comfort of indoor environments. AZ on the Rocks provides opportunities for top-rope rock climbing, bouldering, and more within a 14,000-square-foot air-conditioned facility. Boxing and kickboxing gyms in Phoenix, such as Sonny’s Boxing Gym, modify competitive fighters’ training regimens, making them accessible to many yet challenging for all skill levels. The resulting full-body workouts incorporate high-intensity cardio work and strength training into each session.

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