UltraFlex Derby is a large bodybuilding and fitness gym located in the Chaddesden area of the city. It caters to beginners, general fitness enthusiasts, bodybuilders, powerlifters and strength athletes, with a strong focus on strength, resistance and conditioning training. The facility features an extensive range of gym equipment and free weights, dedicated powerlifting and functional training areas, cardio equipment and a full-size boxing ring. Personal training is also available, alongside facilities for boxing and MMA training, saunas, ice baths, sports massage and osteopathy services.