Ключевые слова: 40s, 60s, aged, assistance, assisting, back, bodycare, caucasian, clinic, doctor, elderly, expertise, female, goniometer, health, health service, healthcare, healthcare and medicine, holding, hospital, illness, indoors, male, man, massage, mature adult, measuring, medical, medical ruler, old woman, orthopedic, patient, physical therapist, physical therapy, physio, physiotherapist, physiotherapy, profession, professional, recovery, relaxing, senior, shoulder, sick, sitting, specialist, therapy, treatment, woman,