Ключевые слова: ache, alertness, anatomy, anxiety, arthritis, athlete, back, backache, bedroom, bulldog, challenge, chronic, color image, copy space, cramp, disc, fit, hands, healthcare and medicine, healthy lifestyle, holding, horizontal, ill, indoors, injury, irritation, lifestyles, low, massaging, medical, mid adult, midsection, muscle, muscular, one person, pain, people, problem, rear view, retirement, sadness, spine, sports, touching, up, woman, worried, young adult,