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Poor Oral Hygiene Triples Pancreatic Cancer Risk, Study Finds

9/23/2025

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Summary

Story summary

A NYU School of Medicine study links poor oral hygiene to a threefold rise in pancreatic cancer risk.
Researchers analyzed saliva from over 122,000 American adults over eight years, identifying 445 cases.
Key microbes—Porphyromonas gingivalis, Eubacterium nodatum, Peptostreptococcus micra, Candida—were linked to higher risk.
Oral bacteria may reach the pancreas via saliva, triggering inflammation; brushing and flossing could help.

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Story summary

A NYU School of Medicine study links poor oral hygiene to a threefold rise in pancreatic cancer risk.
Researchers analyzed saliva from over 122,000 American adults over eight years, identifying 445 cases.
Key microbes—Porphyromonas gingivalis, Eubacterium nodatum, Peptostreptococcus micra, Candida—were linked to higher risk.
Oral bacteria may reach the pancreas via saliva, triggering inflammation; brushing and flossing could help.