What is Alzheimer’s Disease?

Alzheimer’s Disease is a brain disease and is the most common type of dementia. It damages parts of the brain that control thought, memory, and language. Symptoms worsen with time and can affect a person’s ability to carry out daily activities. Alzheimer’s is not a normal part of aging.

For more information on the disease and symptoms, please visit: What is Alzheimer's Disease? | CDC

To learn about the state of Alzheimer's Disease and other Dementia's in Shasta County, click here.

To learn more about Alzheimer's Disease Facts and Figures, read the 2024 report from the Alzheimer's Association by clicking here.

What are related disorders?

The phrase "Alzheimer's Disease and related disorders" (ADRD) is becoming more common. Although Alzheimer’s Disease is the cause of anywhere from 60-80 percent of dementias, there are other types, which include:

1. Dementia with Lewy bodies
2. Frontotemporal Dementia
3. Mixed Dementia 
4. Parkinson's Disease Dementia
5. Vascular Dementia
6. Mild Cognitive Impairment (MCI)

Down Syndrome and Alzheimer's Disease

As those with Down Syndrome age, they have a greater risk of developing a type of dementia. To learn more, click here.