What are your thoughts about a fat doctor?

I met a new doctor the other day, a surgeon. He's big. All the other male doctors I have met are lean, and the females too for that matter. Thoughts like 'if he can't take care of himself, how the hell can he take care of me?' run through my mind. I'm probably making too much of it.
the drug dealer does not partake in his own product.
the politicians do not abide by their own rules.
the doctor does not take his own advice.