What do you know about dementia and Alzheimer's disease that you didn't know before?

Research has shown that the brain puts up with a lot of distress before it starts to show symptoms of dementia. William Mobley, MD, PhD, explains how the decline begins and what the signs are.

People younger than age 65 can develop Alzheimer's disease—and symptoms are often overlooked.

Be on the lookout for these signs your brain health is at risk.

Early on, mild cognitive impairment can be hard to identify—but it's worth looking out for symptoms.

Learn about the causes of Alzheimer's and get tips to help lower your risk.

If you or a loved one has been diagnosed with Alzheimer's disease, there's a lot of information to absorb. Start with these key details.