Sleep loss may disrupt the brain’s ability to “unlearn” fear
A new study published in the journal Biological Psychiatry: Cognitive Neuroscience and Neuroimaging has found that getting less sleep than normal can impair the brain’s capacity to regulate fear. This may explain why frequent sleep disturbances make people more prone to post-traumatic stress disorder and anxiety.
https://www.medicalnewstoday.com/articles/sleep-loss-may-disrupt-the-brains-ability-to-unlearn-fear