26/11/2025
New research shows gum disease and tooth decay affect men more severely, and the difference may be biological, not just behavioral. Scientists have identified a stronger IL-1β (interleukin-1 beta) inflammatory response in males with periodontitis, accelerating tissue destruction.
The study analyzed over 6,200 human samples alongside controlled mouse models, revealing sex-specific immune pathways in periodontal disease. This challenges the long-held belief that men’s higher risk is explained only by oral hygiene and lifestyle factors.
An exaggerated inflammatory reaction can speed up gum attachment loss, alveolar bone breakdown, and eventual tooth loss. Understanding this mechanism helps clinicians better identify high-risk male patients early in the disease process.
Experts believe this discovery could lead to precision periodontal medicine: sex-based prevention strategies, targeted therapies, and more proactive maintenance protocols to control inflammation before irreversible damage develops.
📄 Source:
PMID: 41144672
PMCID: PMC12595481
DOI: 10.1073/pnas.2507092122