15:55
ふくらはぎを伸ばす・鍛える!下腿三頭筋の解剖学完全攻略!
21:41
Muscles that cause stiff shoulders! A complete guide to the anatomy of the trapezius and levator ...
16:01
[90% of frozen shoulder is caused by twisting] Fundamental improvement of frozen shoulder
20:31
深呼吸は間違い?呼吸が深くなるインナーマッスル【横隔膜編】!
27:43