Office desk chair – The first is seat : It is very important to be adjustable in height. In addition, the front of the seat should be tilted down so that we do not press the back of the knees or hinder the movement of the legs. Second backup : Must conform to the back and offer support in the lumbar area.
It is advisable to be adjustable tilt and the office desk chair offers the possibility to adjust the firmness and its attachment or mobility support. In this regard, the vasculantes backups are good for days not exceeding five hours, but if we’re going to be longer, better than let ‘s try synchronized chairs, where vascularized back while the seat slides forward or back, which we never entered postures compression of the spine and abdomen.
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The third important in an office desk chair is back height : It is highly recommended that the height is adjustable and the backrest has a length sufficient to cover at least the entire back. Some models allow you to add a headrest at the top that helps relax the vertebrae of the dorsal area without subjecting the column to excessive stresses.