Слайд #4
Sitting position. It would seem that the computer man sits in a relaxed position, but it is to the body forced and unpleasant: strained neck muscles of the head, hands and shoulders, hence the excessive load on the spine, osteochondrosis , and the children - scoliosis. Those who have a lot of sitting between the chair seat and the body formed a kind of heat wrap, which leads to stagnation of blood in the pelvic organs as a consequence - prostatitis , and hemorrhoids , diseases, treatment of which - a long and unpleasant. In addition, a sedentary lifestyle often leads to obesity . Electromagnetic radiation. Modern monitors are safe for health, but not completely. And if your table quite old monitor, better keep away from him