By Crystal Phend
Source Medpagetoday
Alzheimer’s disease is a progressive disease that affects the brain, initially causing mild memory problems and progressing over the course of years to severe cognitive and physical impairments.
It is the most common cause of dementia, which is a gradual decline in memory, thinking, behavior, and social skills. Alzheimer’s disease accounts for 60-80% of dementia cases and affects some 6.9 million Americans. Other less common types of dementia include vascular dementia from a lack of blood flow to the brain during a stroke, Lewy body dementia from a certain kind of abnormal proteins in nerve cells, and frontotemporal dementia, or frontotemporal lobar degeneration.
Read more https://www.medpagetoday.com/medical-journeys/alzheimers-disease/111416