hey. i was wondering if you could help me...i get this combination of light pins and needles and goosebumbs between my shoulder blades...and then it goes down to my arms..one day left the other day right...when i get this feeling i check my armhair just to see whether the hair is rosen up...but its not...it usually lasts for an hour once a day...but it has happened twice in a day before... what does this mean?