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17 August 2009

How stress affects the brain may depend on age (The Dana Foundation Website - 12 June 2009)

Dana It's long been known that stress affects the brain.  But new research suggests that at what age you experience that stress may determine what kind of impact it has. 


Researchers have long known that chronic stress can harm the brain. In particular, hormones called glucocorticoids, released by the adrenal gland in response to stress, have been linked to depression, reduced hippocampal volume and learning and memory deficits in some people. But new research suggests chronic stress alone does not cause the damage—instead, the stage of life in which one experiences that stress may be the key to understanding its potential lasting and detrimental effects...

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