i just have numbness in both my legs and find it hard to do stuff i had loads of test and all the doctor keep saying its to do with nervs and its axonal sensory polyneuropathy keep doing same test also said i might always have this but not said what is causing it or nowt like that and keep doing same test over and over again don't seem to be getting any wear with this and they keep saying i have to keep my b12 injection they say my mri brain scan showed up some vol loss but not said whats cause it and why so it not making any sense