Ключевые слова: active seniors, adult, adults only, arthritis, assistance, athlete, body care, body conscious, care, doctor, examining, exercising, expertise, healthcare and medicine, hospital, human body part, human joint, illness, indoors, knee, leg, lifestyles, limb body part, massaging, medical clinic, medical condition, medical exam, medical occupation, medicine, muscle, occupation, pain, patient, physical injury, physical therapist, physical therapy, professional occupation, recovery, senior adult, senior men, sport, stretching, support, the human body, two people, wellbeing, white people, working,