Why is it better to purchase an ergonomic chair: Furniture features

Man is one of the most mobile creatures. Ancient people did not sit, lay out: they were engaged in gathering and hunted. In the process of evolutionary development, human activity became increasingly adapted to the natural structure of his body. Instinctive movements have turned into targeted ones, because a person began to use the technique and various tools. It was gradually noticed that people of different professions experience different loads.