What is dementia? Who is at risk?

"Dementia is an epidemic,"* primarily affecting the older population.

Dr. David B. Reuben, an expert in geriatric care who practices at UCLA Health, explains the crucial facts you and yours need to know.

Dementia is a disease defined by:

A chronic acquired decline in two of the following areas:

• Memory

• Reasoning and complex tasks

• Visuospatial

• Language

• Personality

Sufficient to affect daily life

In individuals 65 years or older, dementia affects 10% of the population but rises with advancing age such that 35% of those 90 years or older have dementia.

The most under-represented fact you...