论文部分内容阅读
人们坐在椅子上打盹时,不可能像上班时那样保持良好的坐姿,上部身躯难免会失去平衡,身体弯曲、斜靠或低头趴在桌子上午休等错误姿势都不同程度地影响着流入脑部的血液,长期使腰部扭曲,久而久之,就会引起腰肌劳损,头部供血不足。
When sitting in a chair and taking a nap, it is impossible to maintain a good sitting posture as when working. The upper part of the body will inevitably lose its balance. The wrong posture of the body, such as bending, leaning or bowing on the table at lunch break, affects the inflow of the brain to varying degrees The blood, long-term waist distortions, over time, it will lead to muscle strain, lack of blood supply to the head.