From Norman Doidge's book "The Brain's Way of Healing"
Norman Doidge is speaking of homeostasis and its usefulness to treat MS.
Indeed, one effect of electrical stimulation of the vagus nerve is to stop the neuro-inflammation response.
There is a device, validated by FDA and available on line, which uses the non-invasive vagus nerve stimulation technology:
https://www.medgadget.com/2018/08/gamma ... 4nrjPcj5Q4
=>Have you heard about this/do you know MSers who are using it?