by Christian Goodman I eat like a bird, yet I continue to gain weight! Thats a comment a friend of mine would always make. I can attest to the fact that she tended to eat very little when we would go out for a meal but Ill admit that I assumed she went home and ate the entire contents of her refrigerator later. Naturally later when she was diagnosed with a pituitary disorder, I no longer assumed she wasnt being honest. When my friend asked her doctor what could have caused this, she was to