Fighting Alzheimer’s disease is a race against time. By the time most patients are diagnosed and treated, their cognitive symptoms have already advanced significantly. New research, though, pinpoints ...

People who were diagnosed with Parkinson’s disease in their 80s had a higher likelihood of showing evidence of brain buildup of amyloid beta, a protein linked to cognitive decline in Alzheimer’s ...

Alzheimer’s disease is characterized by certain key changes in the brain. Among them are the development of two kinds of ...