Ключевые слова: adult, back, background, body, business, businessman, care, caucasian, comfort, comfortable, computer, correct, desk, employee, floor, footrest, health, indoors, male, man, manager, modern, monitor, office, pain, pc, person, position, posture, professional, room, shoes, sitting, spine, table, technology, tension, using, window, work, worker, working, workplace, workspace,