近日,网络风靡一种“反手摸肚脐挑战”的游戏,刷爆微信朋友圈。但骨科专家认为,这一动作极易损伤肩关节。人体肩关节是球凹型的多轴关节,是人体中活动度最大的关节,较大的肱骨球面和平缓的关节盂,给予了肩关节巨大的灵活性。肩关节的稳定性主要靠周围的关节囊、肌腱、肌肉等维持,所以,也是人体容易脱位的关节。在做“反手摸肚脐”动作时,人体的肩关节将被迫完成极度后伸、内旋、内收的动作,这样肩关节的后上部关节囊和肱 Recently, the network swept a “backhand touch navel challenge ” game, brush burst micro channel friends circle. However, orthopedic experts believe that this action can easily damage the shoulder. The human shoulder joint is a spherical, multi-axial joint that is the most articulating body in the human body, with a larger humeral sphere and a gentle glenoid, giving the shoulder a great deal of flexibility. The stability of the shoulder joint mainly by the surrounding articular capsule, tendons, muscles, etc., therefore, is also easy to dislocation of the human joint. In doing “backhand touch navel ” action, the body’s shoulder joint will be forced to complete the extreme extension, internal rotation, adduction movements, so that the shoulder joint after the upper joint capsule and the humerus