About dementia
In this section, learn more about dementia, including its most common type (Alzheimer's disease), other types of dementia and evidence-based recommendations for prevention and treatment.
![Senior woman looking at the horizon](/sites/default/files/styles/hero/public/2020-07/senior-woman-looking-at-the-horizon.jpg?itok=V6T5KjQL)
In this section, learn more about dementia, including its most common type (Alzheimer's disease), other types of dementia and evidence-based recommendations for prevention and treatment.