I don't understand fat people?

Why don't they go on diets and excercise and try to be healthier? It's very sick looking, all that excess fat hanging around. I'm not trying to be rude...it's true. I'm skinny, but i'm naturally like that, i've been like that all my life, i have a very fast metabolism, so i know some of... show more Why don't they go on diets and excercise and try to be healthier? It's very sick looking, all that excess fat hanging around. I'm not trying to be rude...it's true. I'm skinny, but i'm naturally like that, i've been like that all my life, i have a very fast metabolism, so i know some of you are gonna say i don't know how it feels and crap.But if i was fat, i would definitly be on a diet and watch what i'm eating. I'm proud of the people that are at least trying. But i just don't understand the people that are so overweight and they don't even care. They eat like double the amount they should be, and eat a whole bunch of greasy, fat food. Do they honestly not care????
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