Skip Navigation
 

Alzheimer's Disease

Causes and Risk Factors

Age is the Most Important Factor

Scientists do not yet fully understand what causes Alzheimer's disease. For most people there probably is not one single cause, but several genetic, environmental, and lifestyle factors that affect each person differently. Increasing age is the most important known risk factor for Alzheimer's disease. The number of people with the disease doubles every 5 years beyond age 65.

(For more, click below on "Next Page.")