How does tooth decay affect your heart?

Decay isn't healthy: Do you think you may be thinking of the studies that have shown a correlation between periodontal disease causing plaque and plaque in your heart? Here's an article with more information: http://www.Colgate.Com/app/cp/us/en/oc/information/articles/oral-and-dental-health-basics/medical-conditions/heart-disease-and-oral-health/article/cardiovascular.Cvsp.

Bacterial infection: Thereis no proof that tooth decay affects the heart, but they have found bacteria that is usually found just in the biofilm of teeth in the vessels and plaque of the heart.

Bactria : Tooth decay is caused by bacteria. If the bacteria is extensive it can pass into your blood stream and travel into your heart causing issues in your heart valves and arteries. This also applies to untreated gum disease.