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March 17, 2015

Have Holocaust Survivors Passed on Genetic Changes to Their Descendants?

Survivors have lower-than-expected levels of the stress hormone cortisol.

Research has shown that Holocaust survivors tend to have lower-than-expected levels of the hormone cortisol, which is associated with the body’s reaction to stressful or traumatic situations. More recent studies suggest that their children are similarly likely to show reduced levels of the hormone—but, as well, higher levels of a counteracting agent. Tori Rodriguez writes:

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