[QUOTE=Jo*mar;983227]And there are the Pubmed articles/studies that state surgery does help for approximately 80% or so, and improves for 45%, no change for some and worsens for a small %. ( % are my best recollection - the articles are in the useful sticky thread somewhere)..
/QUOTE]

what is the difference between "helps" and "improves" ?

i am not advocating for one or the other. i am just playing devil's advocate to both sides to try to figure out things for myself.