Whether it’s to keep the vibes positive and uplifting, to tap into a deeper sense of purpose or just to remind us of a great night out, the music we choose to work out to is so personal. This playlist is a comprehensive look at what tracks did the trick for sweating it out in 2021. Compiling data from all of our Apple Music Fitness playlists, as well as what the Fitness+ trainer team were programming through the Studio Series, Fitness+ Spotlight collection and even the Fitness+ workouts themselves, this set represents the year's most-played high-energy music. Hit play—and let it fuel next year’s goals too.