Alzheimer's disease is a brain disease that slowly destroys memory and thinking skills. It is a progressive disease, which means it gets worse over time. Alzheimer's is the most common cause of dementia among people aged 65 and older. Rarely, people younger than 65 can have Alzheimer's. This is called early-onset Alzheimer's disease. This animation explains the symptoms, causes and risk factors of Alzheimer's disease, as well as what happens in the brain in Alzheimer's disease. This animation also describes mixed dementia, and the steps you can take to reduce your risk for Alzheimer's disease.

• Share with family and friends:

Click here to take our SURVEY
Your feedback is important to us! We will use your feedback to develop future areas of content about Alzheimer's disease which will help other patients, caregivers and families.