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The US population as a whole is getting older.

By 2034, people over 65 will outnumber children for the first time in US history.

And the fastest growing segment of the population is those over age 85. For most people lucky enough to live that long, aging comes with some cognitive decline.

Our memories just aren't as sharp at age 85 as they were at 45, 55, or 65.

But cognitive decline isn't universal.

Some people, known as super agers, have cognitive abilities that remain intact into their 80s, 90s, and even beyond.

So what sets these superagers apart?

Do they just have lucky genes? How do their brains differ from

the brains of people who age in a more typical way? Is it something about the way they've

lived their lives, a better diet, more sleep, more exercise that allows their brains to seem to

escape the ravages of time? Or is it a combination of these factors? And what might we learn from studying

super-agers that could potentially help the rest of us to age better? Welcome to speaking of

psychology, the flagship podcast of the American Psychological Association that examines the

links between psychological science and everyday life. I'm Kim Mills.

Our guest today is Dr. Emily Rogalski, a clinical and cognitive neuroscientist and professor

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