Regular Brushing Linked to Reduced Risk of Dementia, Study Finds

February 16, 2026 - 22:42

Maintaining a rigorous oral hygiene routine could be a key factor in protecting brain health later in life, according to emerging scientific evidence. Experts highlight that brushing your teeth three times daily may significantly lower the risk of developing dementia.

The connection lies in the body's inflammatory response. Poor oral health often leads to gum disease, which allows harmful bacteria to enter the bloodstream. These bacteria can trigger chronic inflammation, a known contributor to the deterioration of brain cells and the onset of neurodegenerative conditions like Alzheimer's disease. By brushing frequently, individuals effectively reduce these harmful bacteria, thereby lowering systemic inflammation.

This research underscores a holistic view of health, where simple daily habits have far-reaching consequences beyond their immediate purpose. Dental professionals are now emphasizing that oral care is not just about preserving a smile, but is a crucial component of long-term cognitive wellness. While more study is needed to fully understand the mechanisms, the current findings add compelling weight to the importance of consistent and thorough dental hygiene for overall health maintenance.