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But as understanding of the brain has grown, science has been able to identify and differentiate many causes of dementia. Alzheimer’s is the most common type of dementia, but other brain disorders can and do frequently cause dementia. These types of dementia often present themselves with very similar symptoms.


Dementia is a general term for loss of memory and other mental abilities severe enough to interfere with daily life. It is caused by physical changes in the brain. Alzheimer's is the most common type of dementia, but there are many kinds.


Vascular dementia is the cause of at least 20% of dementia cases, making it the second most common cause. It is caused by disease or injury affecting the blood supply to the brain, typically involving a series of minor strokes.


The most common type of dementia is Alzheimer’s disease (AD), affecting one in ten Americans over the age of 65. Most cases are considered late-onset AD, and are diagnosed after age 65. Early-onset AD has the same symptoms but can occur much earlier in life.


Some diseases look like dementias, such as those caused by a reaction to medications or vitamin deficiencies, and they might improve with treatment. Progressive dementias. Types of dementias that progress and aren't reversible include: Alzheimer's disease. Alzheimer's disease is the most common cause of dementia.


Frontotemporal dementia is a name used to describe several types of dementia, all with one thing in common: They affect the front and side parts of the brain, which are the areas that control ...


Below are the most common types of dementia listed in order of how commonly they are seen. All are progressive dementias, meaning they get worse over time, and tend to be seen most often in older age groups. Please note, it is possible for a person to have more than one type of dementia at the same time.


The dementia symptom that's most common with this condition is a problem with memory. Usually a person's problem-solving and thinking skills aren't affected. WebMD Medical Reference Reviewed by ...


Alzheimer's disease is the most common cause of dementia in older adults. Other dementias include Lewy body dementia, frontotemporal disorders, and vascular dementia. It is common for people to have mixed dementia—a combination of two or more types of dementia. For example, some people have both Alzheimer's disease and vascular dementia.


Dementia is an overall term for diseases and conditions characterized by a decline in memory, language, problem-solving and other thinking skills that affect a person's ability to perform everyday activities. Memory loss is an example. Alzheimer's is the most common cause of dementia.