Silly? No you are not. if you feel pain and all these symptoms, then like hell, you shouldnt feel silly about all these.
From the sound of it, I honestly think it has something to do with either FIBRO or a neuron disease. For that matter, though I donot doubt if this is a degenerative disease, it is always good if you can keep your tabs on it appropriately. And dont worry, most of us are here to help out, should you feel anything