Ключевые слова: ache, adult, age, at, back, backache, background, backpain, bad, banner, businessman, caucasian, chair, computer, desk, executive, full, health, human, ill, injury, job, male, man, mature, men, office, older, one, pain, panoramic, posture, sick, sickness, sit, sitting, skeleton, staff, stress, suffer, suffering, uncomfortable, workplace,