Genetic link found between stress-induced sleep loss and intrusive thinking

The genetic factors that cause increased sleep problems during times of stress seem to be the same as those that make people with intrusive and ruminative thoughts have a higher prevalence of insomnia.

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<p><a href="http://www.physorg.com/news163736445.html">Genetic link found between stress-induced sleep loss and intrusive thinking</a></p> <p>The genetic factors that cause increased sleep problems during times of stress seem to be the same as those that make people with intrusive and ruminative thoughts have a higher prevalence of insomnia.</p>