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An Ancient Brain Mechanism May Help Explain Anxiety And PTSD

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Summary

Anxiety and post-traumatic stress disorder (PTSD) are believed to affect 10% and 4% of the UK population, respectively. Though the conditions are distinct, they have a feature in common: both anxiety and PTSD can make us enter “fight-or-flight” mode in situations that may not objectively warrant this response. For a long time, scientists have thought that fear – an “innate” emotion experts think humans inherited from our mammalian ancestors – is actually a survival system that evolved to help us to distinguish and appropriately react to danger. But a new paper published in Nature Neuroscience…

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    An Ancient Brain Mechanism May Help Explain Anxiety And PTSD

    Anxiety and post-traumatic stress disorder (PTSD) are believed to affect 10% and 4% of the UK population, respectively. Though the conditions are distinct, they have a feature in common: both anxiety and PTSD can make us enter “fight-or-flight” mode in situations that may not...

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