Are you accustomed to sedentary, hunched over and desperately working? Are you often back pain, neck and shoulder numbness, pain after work? Maybe it’s all because of your unhealthy sitting posture. What about the correct sitting posture? Experts in the United States, the United Kingdom and Canada through their own research found that the backrest tilted back 135 ° sitting posture so that the lumbar spine under the least pressure. However, 135 ° sitting posture is easy to slide down from the chair, so experts recommend that the chair back angle is adjusted to tilt back about 120 ° is better. If you can not complete this posture when using the computer, you can let the waist and back and hips completely against the backrest of the chair, in order to avoid leaning forward, try to put the chair close to the desk, or even inserted under the desk, the chair is too high when you can pad a footstool at the feet. The most taboo hip sitting in front of the chair about 1/2 place, that most tired waist. When sitting on the floor, the back of the waist cushion cushion leaning against the wall, you can also lean against the wall after sitting, curl up a leg. When driving, do not “cat waist” driving, but also avoid driving seat and steering wheel spacing is too large. The best position is to lean back completely on the back of the seat, the upper body slightly backward. During the trip, the body should be active every hour for 10 minutes, if you can leave the seat to walk around a bit best; really can not, in the seat every once in a while to do some upper body bending forward or alternate hip lifting action, the spine is also beneficial, this method is also applicable to long-distance train or airplane people.