The scapular radio calisthenics that the athlete was doing during warm-up exercises. This has made my shoulders start spinning around like an engine's fired up—it's amazing... As you repeat it more times, you can hear the joints and muscles gradually loosening up.

@PostureUni 님이 X(구 트위터)에 올린 동영상입니다 (2026년 7월 20일 ・ その他 ・ 0:16). XCLYP에서 재생·다운로드할 수 있습니다.