Root canals and blood sugar: The connection you probably haven't heard of

As a public health dentist and researcher, for years I saw the same pattern. Patients with deep root infections often had wider health problems, particularly those with diabetes. I did not yet understand why. Now, scientific studies are beginning to explain the link: treating a deep tooth infection may also help the body manage blood sugar.

source https://medicalxpress.com/news/2025-11-root-canals-blood-sugar-havent.html