Negative thinking linked to dementia in later life, study finds | CNN

Repetitive negative thinking in later life was linked to cognitive decline and greater deposits of two harmful proteins responsible for Alzheimer’s disease, a new study found. But you can fight back by training your brain to be more optimistic.分類：aging and health, alzheimer's disease, chronic diseases, dementia, diseases and disorders, geriatric medicine, health and health care (by demographic group), health and medical, medical fields and specialties, neurological disorders and injuries, behavior and cognition, depression, intelligence and cognition, mental health, mental illnesses, science, brain science, neurology and neuroscience...