A team of scientists in Finland and the UK has revealed that myocardial infarctions (the fancy medical term for heart attacks) may not be solely caused by cholesterol buildup and lifestyle factors. Evidence has been found that infectious bacteria linked to the mouth could help trigger heart attacks. The rest of this article is behind a paywall. Please sign in or subscribe to access the full content.

In the past, coronary artery disease was known to develop primarily because of oxidized LDL cholesterol (the "bad" type of cholesterol) accumulating on artery walls, causing an inflammatory response which attracts immune cells and contributes to plaque buildup. Over time, this buildup can narrow the arteries and rupture, exposing blood clotting substances which block blood flow to the he

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