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

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