You can loose basically everything and that's a sad reality. Look the guy who won so much and lost in your link, basically it's the greed that can destroy a person. You can loose all your money, your home and can become highly in debt, what people don't see I's where ans when to stop. If they would be smart enough then they would not have suffered looses. You should always remember not to gamble more than you can loose and you can loose everything.