'Good oral hygiene is even more important than previously thought. Pathogenic microorganisms and their toxins can harm more than just your mouth when they circulate through your bloodstream—they can potentially cause secondary infections and chronic inflammation throughout your body.
The fact that oral pathogens can make their way to distant parts of your anatomy and cause serious problems has been known for many years.
Even dentists would agree that bacteria can pass from your gums into your bloodstream and on to your heart, which is why some still prescribe oral antibiotics to a few select patients with a particularly high risk for endocarditis, particularly if they have gingivitis.1
But it appears that the rare case of endocarditis is only the tip of the iceberg.'