Ключевые слова: aging, alzheimer, arthritis, brain, closeup, concentration, consumed, control, day, dementia, finger, forgetfulness, fresh, hand, health, health care, human, idea, illness, incidence, live old, lonliness, man, medicine, memory, neurology, note, old, old peoples home, older, parkinson, people, problem, psychology, question, recall, retirement home, senile, senior, society, surname, symptom, tablets, text, to forget, word, written,