[contentuser]

Alzheimer's Risk Factors


The risk for Alzheimer's disease increases with each decade of adult life. People with a family history of Alzheimer's have a greater risk, implying that a genetic factor is involved in the development of the disease. A clear inherited pattern of AD exists in less than 10% of cases.

Some inherited patterns involve a mutation of the gene for the protein APP, which is found on chromosome 21. Nearly all people with Down's syndrome (trisomy 21) who live into their 40...Read the full article