Let’s go back to the start of our conversation, back to our core regulatory networks. The CRNs comprise a set of very important neural networks that collectively reach every part of your body and brain. We know that when these systems are well-organized, flexible, and “strong,” we have the capacity to cope with all manner of stressors (Figures 2 and 3). We also know that controllable, predictable, and moderate challenges can make the CRNs even stronger. Our stress-response capabilities expand when they get “practice.” So if a child has had the opportunity to have predictable, moderate
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