I don't think anyone can say here.
Certainly we have had some posters here who did lots of exercise and one gal after a pregnancy set off both feet with
overdoing it.
A week for foot burning is not very long. It might be an injury, or a reaction to food/MSG, friction in the shoes, anything.
PN is a long time thing. One can keep it in check, but it is always there in some way, waiting to flare up.
Here is one of the early posts, for this person:
http://neurotalk.psychcentral.com/post627253-4.html
You can click on her name and read her other posts.
Basically I am the type to not do something if it hurts. Resting an injured thing seems prudent for a while.
__________________
All truths are easy to understand once they are discovered; the point is to discover them.-- Galileo Galilei
************************************
.
Weezie looking at petunias 8.25.2017
****************************
These forums are for mutual support and information sharing only. The forums are not a substitute for medical advice, diagnosis or treatment provided by a qualified health care provider. Always consult your doctor before trying anything you read here.