question: I have so many health problems and I am trying to figure out what I have ? I am 17 years old female. Im always weak, don t eat a lot, get sick very easly, have lots allergy problems, I have hyperventelation syndrome, everytime i eat i use the bathroom right after eating and everything comes out, i was 135-140 ibs over summer and now im 115! Please help i dont know whats wrong with me. I also lost my appetite and dont eat well at all sometimes i go all day without eating because not hungry and i do excercise about twice a week