Try searching for posture alliegnment. If the neck is a turtle, and humped w from reverse curve...
Also Dr T says the trapizius is the coat hanger for the scapulas, and that it goes all the way to the waist, so if it is in spasms then the hipp, back, and legs...

Don;t foget at our age..over 20 we get some degeneration and from chronic pain and hunch over pain walking it can be secondary induced not the primary of TOS.

I think too, some meds can make the feet burn, tender, and problems with signals of pain....
See what I find.
Di