Having a certain type of gum bacteria called Porphyromonas gingivalis may be linked to worse heart disease — it seems to make plaque build up more in your arteries, damage the lining of your blood vessels, and cause more body-wide inflammation, which you can see in blood tests and artery scans.

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Evidence from Studies

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The Roles of Periodontal Bacteria in Atherosclerosis

Narrative Review

2023 Aug 16

This study says that a mouth bacteria called Porphyromonas gingivalis is often found in clogged arteries and may make them worse by causing inflammation — which matches what the claim says.

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No contradicting evidence found

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Source Study

The Roles of Periodontal Bacteria in Atherosclerosis

Score: 2

DOI: 10.3390/ijms241612861

Similar Assertions

Bacteria that cause gum disease are often found in the fatty buildups in your arteries—this suggests that poor oral health might be linked to heart disease, even though it doesn’t prove one causes the other.

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