This study specifically shows that when athletes put a splint in their mouth that aligns their jaw, it gives them more mobility in their cervical spine and more stability in their stance.

这项研究特别表明，当运动员把夹板放在嘴里，使下巴对齐时，他们的颈椎会有更大的灵活性，姿势也会更稳定。

You get a cervical spine injury that is, you essentially fracture the bones here in the neck and it ends up pushing on your spinal cord and you may never be able to walk, use your arms or legs.

你的颈椎受伤了，也就是说，你脖子这里的骨头骨折了，它最终会挤压你的脊髓，你可能永远无法走路，使用你的胳膊或腿。