Ключевые слова: adult, aged, aging, arthritis, brain, care, caucasian, clinic, closeup, degenerative, dementia, diagnosis, disease, disorder, doctor, dopamine, elderly, examination, female, hand, health, help, hospital, illness, medicine, motor, muscle, neurology, nurse, old, paralysis, parkinson, parkinsonian, parkinsonism, patient, people, person, process, senior, shaking, sitting, suffering, support, symptom, syndrome, system, treatment, trembling, tremor, woman,