In prolonged cases of trauma, the CRNs of the Tree of Regulation change and adapt so that they can better cope with the current challenge. The system works hard to keep you in balance, but it can be difficult and exhausting. And in these long-term cases, even when the challenge passes, the change in these systems persists. The hypervigilance of a boy living with domestic violence scanning his home for any sign of threat is very adaptive; in a classroom, this can prevent the child from paying attention to the teacher and result in the child being labeled with attention deficit disorder (ADHD),
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