Uh, yes, I read your post and it said this:
Smokers arent great insurance risks.
So which is it? You've made a lot of posts on this thread so maybe you got mixed up.
Both statements mean the same thing — one is written in conversational style from the point of view of the insurance company.
The payout on smokers by insurance companies is greater than for non-smokers. Likewise, fat people tend to need more medical treatment and die younger than non-fat people.