Tag: Aging

Chronic stress contributes to cognitive decline and dementia risk – 2 healthy-aging experts explain what you can do about it

Intersections

Jennifer E. Graham-Engeland, Penn State and Martin J. Sliwinski, Penn State (from The Conversation) The probability of any American having dementia in their lifetime may be far greater than previously thought. For instance, a 2025 study that tracked a large sample of American adults across more than three decades found that their average likelihood of developing dementia between ages 55 to 95 was 42%, and…

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Aging chimpanzees and aging humans: not that far apart

Featured Article

As humans and chimpanzees age, they exhibit similar patterns of social behavior. Aging behavior in humans was thought to be based on the ability to realize and understand that our lives were drawing to a close. But, that may not be the case. The similarities between aging humans and aging chimpanzees may point to a deeper evolutionary mechanism. Featured article: *Rosati, A. G., Hagberg, L.,…

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Life expectancy vs. life span for humans: has it really changed?

Featured Article

Are we living longer than our ancestors or even people that lived thousands of years ago? It seems that way; life expectancy, until recent years, has risen steadily for decades in many countries (but not in many others or even not within the same country; the benefits of medical advances have not been shared or experienced equally). But, life expectancy–a statistic, an average–is different than…

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