Q:

What are the most commonly at-risk groups for senile dementia?

A:

Quick Answer

Risk factors for developing dementia include a family history of dementia, Down syndrome and old age, according to Mayo Clinic. Other risk factors include alcoholism, smoking, atherosclerosis and obesity.

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Senile dementia is an obsolete phrase previously used by those describing memory loss and confusion they thought was a normal part of aging rather than the side effect of a disease such as Alzheimer's, explains Alzheimer's Society.

There are two varieties of dementia: progressive dementia and reversible, dementia-like conditions, according to Mayo Clinic. Progressive dementia includes Alzheimer's disease, vascular dementia, Lewy body dementia and frontotemporal dementia. Conditions that manifest reversible dementia-like symptoms include heavy metal poisoning, subdural hematomas, dehydration and vitamin B-1 deficiency.

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