Bad Breath: 5 Diseases That Might Be Causing It

African American woman making a faceCan what really causes bad breath include diseases?

Yes.

While poor dental hygiene accounts for most cases of halitosis, bad breath can sometimes be a signal for an underlying medical condition. And even when you take “bad breath” out of the equation, breath can still demonstrate health issues: a slew of recent studies have used simple breath tests to screen for medical conditions.