- Atrocious dental hygiene. - I'm sorry?

-Atrocious dental hygiene. - I'm sorry?

They barely have dental hygiene in Florida.

Diseases of the respiratory system and dental hygiene; and

He's got great dental hygiene. Not a single cavity.

Well, I cleaned out their whole dental-hygiene shelf.

I'm thinking about enrolling in dental hygiene school so my children aren't orphans.

You ignored good dental hygiene for the better part of a decade...

So, in addition to providing skin care, the fish look after the hippos' dental hygiene.

And erm... you need to see someone about your dental hygiene problem.