Ключевые слова: ache, adult, an injury, back, backache, care, chronic, cramp, discomfort, disease, expression, hand, head, health, hurt, illness, inflammation, male, man, massage, massaging, medical, medicine, muscle, muscular, neck, nerve, pain, painful, person, physical, rehabilitation, rheumatism, sciatica, scoliosis, senior, sick, sickness, sore, soreness, spine, strain, stress, suffering, symptom, treatment, vertebra, vertebrae, vertebral,