Sigh. It's Friday night, and I'm freaking out just a bit. Do you remember when I mentioned the ridiculously itchy skin ? I'm afraid it might be an allergic reaction to hair dye. If you know me well, you know just how devastating this news might be. I like to color my hair. My friends often joke that no one knows for sure what my natural hair color is or if I really have gray hair or not. Yeah, I color it that often. This is bad. Before I launch into a completely neurotic frame of mind that will land me in my stylist's chair to strip the color out of my hair and buy a lifetime supply of PPD-free hair color, I will point out that I do tend to get side-tracked very easily by what ifs . What I'm feeling right now could just as easily be a sympathetic reaction to seeing my co-worker break out in hives today. It could also be chalked up to too much time on the Internet reading hair dye allergy stories and not enough time doing laundry tonight. Nonetheless, my mind is raci...