Ключевые слова: ache, adult, asian, back, back pain, backache, bed room, body, care, chronic, concept, damaged, disease, employee, exhausted, fatigue, hand, health, health care, hurt, illness, injury, lifestyle, male, man, massage, medical, middle aged, muscle, muscular, nape, neck, neck pain, office syndrome, pain, painful, people, problem, shoulder, sick, sore, stress, stretch, symptom, tired, touching, unhappy, unwell, work, worker,