许多在办公室工作的人，因经常久坐．头部处于前屈位，使颈部血管受压，以致脑部血流受到限制，造成大脑供氧不足，引起头昏、乏力、失眠、记忆力减退等症状。另外，伏案久坐，胸部得不到充分扩展，心肺受压，致使心脏病和肺部疾病的发病率增加；腹腔供血量减少．使胃肠蠕动减 Many people who work in the office are often sedentary. Head flexion position, so that the neck of blood pressure, resulting in limited blood flow to the brain, resulting in insufficient oxygen to the brain, causing dizziness, fatigue, insomnia, memory loss and other symptoms. In addition, the case of sitting for a long time, the chest can not be fully expanded, heart and lung compression, resulting in an increase in the incidence of heart disease and lung disease; reduced abdominal blood supply. To reduce gastrointestinal motility