Hi, recently I have been having hot flashes, I get goosebumps when it's warm outside, I have gained weight and lost weight (a ten pound variation) over the last two months without any diet changes. I have also had very dry skin on my face and legs as well as severe lower back and buttocks pain that has been a problem for years now. Really, these problems have been going on for years but I attributed them to being young (I'm 22) and having my body change frequently. Along with these I have suffered from a decrease in my attention span