what is the relationship of stress and the nervous system and human functioning?

In summery what are these two articles talking about and how does is correlate to stress and the nervous system in human functioning?

Article 1: https://acrobat.adobe.com/link/review?uri=urn:aaid:scds:US:060cc0f9-5322-3520-99c2-acc78b48328c

Article 2: https://acrobat.adobe.com/link/review?uri=urn:aaid:scds:US:853db222-f03f-3c6b-82b3-9352dbf94e2a

What does the Bible say about stress and the nervous system and human functioning?