Ключевые слова: ache, adult, and, back, backache, background, body, burn, business, businessman, care, caucasian, clinic, disease, doctor, hand, having, health, healthy, hold, hospital, hurt, injury, lifestyle, male, man, medical, medicine, muscle, muscular, neck, office, orthopedics, pain, painful, patient, people, person, relief, rheumatism, rubbing, shoulder, sick, spine, stress, suffering, therapy, tired, whiplash, work,