18/01/2026
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A recent study from the University of South Carolina reveals a connection between gum disease and damage to the brain’s white matter, the tissue that enables communication between different brain regions. Individuals with periodontal disease showed higher levels of white matter hyperintensities, a marker of small vessel disease.
Persistent gum inflammation may affect more than oral health. Chronic bacteria and inflammatory processes can trigger changes in blood vessels, potentially increasing the risk of stroke and cognitive decline over time. While this research doesn’t prove a direct cause-and-effect relationship, it highlights the broader impact of oral hygiene.
Maintaining healthy gums through regular brushing, flossing, and early treatment of bleeding or swelling may also support long-term brain health. Oral care is a critical piece of whole-body wellness.
Source: Meyer J, Martin C, Wood S, et al. Neurology: Open Access. 2025;1(4). doi:10.1212/WN9.0000000000000037
