It’s bad enough that your dental health hangs by such a slender thread. But how do you tell which thread — floss, actually — is best? There is flavored floss, waxed floss, precut floss, even floss ...

Listen, I understand that floss picks are handy. They're perfect for when you need to floss on the go and normal flossing would be overly conspicuous or just gross (excuse me while I unspool this long ...