It isn’t something new when you see a celeb to be completely transformed when it comes to their weight because you would have seen a lot of stars which have changed themselves by either gaining weight or losing it. But you know what, there would always be reasons for a drastic change and though some celebs wouldn’t tell. There might be eating disorders or mental problems which makes such drastic changes. As you can see Klum transformation in which she has been completely cut down to nothing but just bones. And it was never that she wasn’t hot or anything.