Having super powers is a wonder. But that does not free you from, eventually, suffering your cavities, indigestion or bone fractures. The difference is that it does not hurt so much and you always keep the smile. But the problem is there and it has to be fixed. That is precisely why the doctor of the superheroes, someone who is a hero but in another way, trying to operate and intervene his super patients to get back into action as soon as possible.
