Dementia is a cognitive decline that affects memory, thinking, and behavior. It impairs a person's ability to perform daily activities and can be caused by various diseases or conditions.
Related terms
Alzheimer's Disease: A type of dementia characterized by progressive memory loss and cognitive decline.
Vascular Dementia: A type of dementia caused by reduced blood flow to the brain due to strokes or other vascular conditions.
Frontotemporal Dementia: A type of dementia that primarily affects the frontal and temporal lobes of the brain, leading to changes in personality and behavior.