Stunning body transformations

Why do people do this to themselves. Some become beautiful but some become freaks....The one thing I do know is that 2000 years from know a lot of femals(and some males) will have silicone bags on their chest, Not that I dont like the boob jobs now, but it will look really unusuall from a long time from now. and its 2010 why dont we have pills to make all girls have nice boobs