memory lapses, forgetting things, degenerative disease. brain problems. parkinson and alzheimer desease

abstract alzheimer anatomy aneurysm art brain cancer cerebellum concept confusion creativity degenerative dementia depression desease disease disorder face forgetting frustration function head headache health human illness injury interaction lapses loss man medical medicine memory mental mind network neural neurology neurons pain painful parkinson problem problems psychology rehabilitation rendering renderingn sadness schizophrenia side stress stroke synapses things thought trauma view