Don't be such a goon. You actually believe the sensationalist (and borderline racist) crap that the MSN news site pumps out? Engage your brain, and look at the number of times the words "could be" appear, and the phrases they precede. View articles like this with extreme cynicism.
Most people I know take 2 showers a day, clean their teeth after every meal and frequently visit their dentist. I have never ever been aware of being surrounded by stinking hook-fanged unclean people, and would not be surprised at all if this "study" had a sample set of 20 people they found under a bridge in Hull.
Our dental system might be under strain but at least it's a right, not a privilege.