美《时代》杂志1980年7月14日第36页医学栏报道:坐着是人在醒时最常用的体位,碰巧也是对背部最不好的体位之一。坐时要选择有坚固靠背的椅子,特别对背下部更需要如此。椅子高低要能保持脚略抬高些。坐时要不时地起来,伸伸腰并来回走动,以减轻腰部的紧张。特别对男人要提醒的是,在长时间坐着时不要将凸出的皮夹工具袋放在背后的口袋内,因为可压迫坐骨神经,而对腿部发出疼痛感觉。在拣拾或举起东西时,不要弯腰蹲下,要保 American Journal of Medicine July 14, 1980 Page 36 Medical Column Report: Sitting is the most commonly used position for a person when awake, and happens to be one of the worst positions on the back. When sitting to choose a firm backrest chair, especially for the lower back even more so. The height of the chair should keep the foot slightly higher. Sit up from time to time, stretching and walking back and forth to relieve tension in the waist. In particular, men should be reminded that, when sitting for a long time do not put the protruding wallet tool bag in the back pocket, because the sciatic nerve can be oppressed, and the legs feel pain. When picking up or lifting something, do not bend over to protect