The human brain tends to slow down as we age — even healthy brains shrink. That can make learning and memory harder as people age. But some people's brains shrink more slowly than their peers. This ...

Dementia’s effects on the brain can cause death. But they can also lead to other complications, which can then be fatal.

Another major factor is the level of care needed. Some people with dementia will eventually need help with everyday activities such as bathing, dressing, eating, or managing medication. If these needs ...