If they are low, take injection of B12
in parental form.Oral will not have any effect.
IN short, pursue related specialists. If you are lucky, you may find the diagnosis. Sorry for giving you bad news.I have a feeling of tightness in my feet.Now I am used to it, though I do try holistic therapy.This is also called pins and needle-or other name is glove and socks syndrome.Sorry for not giving you proper narration of your problem.