In general, sitting for 1 to 2 hours need to move around a bit, is conducive to good health. 1. If you sit still for a long time is not good for your health, sedentary is easy to suffer from cervical spondylosis and other diseases, stiff neck, insufficient blood supply to the brain and so on. It may also cause the accumulation of abdominal fat and cause high blood fat. 2. It is recommended to usually sit for about 1 hour, but pay attention to not more than 2 hours to get up and properly move the cervical spine, shoulders, waist and so on. It is recommended that you can take a walk, the activities of 5 to 10 minutes or so effectively relieve muscle stiffness, promote local blood circulation. Usual life, but also reasonable arrangements for work and rest time, to develop good habits, so as to avoid the symptoms of physical discomfort.