Rock, funk, groove, jam, crank, perform and work! Nobody does it like Muscle Mixes Music.... rockin' your fitness world for 22 years strong. We offer a vast selection of CDs for Step, Sculpting, Pilates, Bootcamp, SilverSneakers, Kickboxing, Yoga, Indoor Cycling and more. Featuring all the latest popular music such as Top Hits, Disco, Dance, Swing, Latin, Rock and many others. OUR SONG. 22 YEARS STRONG.