quite interesting, here's a tangential article about the vagus nerve, https://www.apa.org/monitor/apr04/vagus https://www.apa.org/monitor/apr04/vagus "Psychobi

quite interesting, here's a tangential article about the vagus nerve, https://www.apa.org/monitor/apr04/vagus https://www.apa.org/monitor/apr04/vagus "Psychobiologists show how the vagal pathway links hormones outside the brain to neurotransmitters inside the brain to lock in memory of emotional or stressful events."