Ключевые слова: adult, aged, alzheimer, brain, calming, care, caregiver, caucasian, concept, crumbling, degeneration, dementia, depression, destroy, diagnosis, disability, disease, disorder, doctor, elderly, health, help, home, illness, intelligence, man, medical, memory, mental, mind, neurology, nursing, old, parkinson, patient, pensioner, people, person, piece, psychologist, psychology, puzzle, retired, sad, senior, suffering, support, symptom, treatment, woman,