This Gene Increases the Risk of Alzheimer's. Scientists Finally Know Why

At the turn of the 20th century, Dr. Alois Alzheimer noticed peculiar changes in a freshly removed brain. The brain had belonged to a 50-year-old woman who gradually lost her memory and struggled with sleep, increased aggression, and eventually paranoia. Under the microscope, her brain was littered with tangles of protein clumps. Curiously, shiny bubbles […]