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Contact: Elaine Schmidt
University of California - Los Angeles

Accelerated Aging

Caption: Chromosomes (stained blue) end in protective caps called telomeres (stained yellow) that are shorter in the elderly -- and in persons suffering chronic stress. A new UCLA study suggests cortisol is the culprit behind premature aging of the immune system in stressed-out people.

Credit: UCLA/Effros lab

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Related news release: UCLA study identifies mechanism behind mind-body connection

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