Ключевые слова: ache, back, backache, backpain, bad, business, caucasian, chair, chart, computer, dealing, desk, desktop, ergonomic, ergonomics, fear, full, growth, human, injuries, job, male, man, men, neck, office, pain, pc, posture, public, r, sitting, skeleton, slouch, sore, speaking, using, while, work, young,