Ключевые слова: 60s, adult, adults only, arthritis, assistance, caregiver, consultation, doctor, elderly, exam, exercising, expertise, explaining, guidance, heal, healthcare and medicine, healthcare worker, helpful, horizontal, hospital, india, indian, indoor, inflammation, instructor, joint, knee, lifestyle, limb body part, males, man, medical condition, medicare, medicine, muscle, nurse, pain, patient, people, physical, physical injury, physical therapy, physician, professional, recovery, stretching, teaching, two people,