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News & Events

Two women share a laugh outdoors
Personality traits are related to measures of neurodegeneration
NIA study finds personality traits such as depression are linked to more neurodegeneration, while positivity and cheerfulness are associated with less neurodegeneration.
Woman listens as man describes material on a laptop
Work complexity linked to better cognitive aging
Two NIA-funded studies find association between complexity of work and later-life cognition.
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Dysfunctional muscle mitochondria linked to higher dementia risk
NIA study links lower mitochondrial function in muscle with an increased risk for future cognitive impairment and the development of brain changes associated with Alzheimer’s disease.

An official website of the U.S. government, managed by the National Institutes on Aging at the National Institutes of Health