This color-coded graphic shows different populations of cells in the mouse brain, each one targeted by one of the genetic tools developed by scientists at the Allen Institute and other institutions.

Cerebrovascular disease is a group of disorders that affects blood flow and involves at least one blood vessel in the brain. These issues can include blockages or bleeding. There are several types of ...

Mixed dementia, also known as multifactorial dementia, is when you have brain changes from two or more types of dementia at the same time. In mild cognitive decline, you may have trouble remembering ...