question: Hi I ve had this rash for a while now it started on my neck about two years ago it goes and comes and when I went to get it checked out they said it was nothing but now in the last six months it s has gone to my shoulders and chest. It is light on my shoulders but the ones under my breast stay very bright red and last for a long time. After a few months the rash fades more to a brown color. The spots range in size between the size of a pea to a size of a half dollar. I was wondering what they could be