Muscles involved
Stretch focus

PrimaryShoulders
SecondaryChestTraps
ShaOS custom anatomy illustration. Visual reference only; movement coaching and muscle classifications remain defined by the Exercise Library.
Stretching · Warm Up
Stand tall with ribs stacked over hips. Circle both arms smoothly, beginning small and gradually increasing range.
Guidance and reviewed movement demo availableMuscles involved

ShaOS custom anatomy illustration. Visual reference only; movement coaching and muscle classifications remain defined by the Exercise Library.
Movement media
Muscle highlight key