This willingness increases with age.

Two additional medications are approved to treat certain symptoms of Alzheimers disease such as agitation and psychosis.

Nearly three-quarters of older adults (74 percent) said they would take medication to manage their symptoms.

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Buildup of p-tau217 over time is a biomarker that correlates with declining cognition and brain atrophy.

This blood test isin development but not yet widely available for use in doctors offices.

Most adults said they understand that early-stage diagnosis of dementia would enable more effective treatment.

Older couple jogging outdoors

For more information, just contact Laura Mehegan atlmehegan@aarp.org.

For media inquiries, contact External Relations atmedia@aarp.org.

About one-third of those incidents were likely traumatic brain injuries.

Doctor looking at brain health

Adults 65-plus are at greatest risk.

A business meeting in a coffee shop between a businesswoman using a wheelchair and a man. The woman is using laptop and note pad. Other adults can be seen sitting behind.

Doctor reviewing brain scans

Woman whispering in man’s ear

Three-dimensional rendering of firing neurons