Researchers found that poor oral health may increase the risk of late-onset dementia (LOD), especially for those with a genetic predisposition. In a study involving over 364,000 participants from the UK Biobank, indicators of oral health like painful gums, toothache, and denture use were linked to a higher likelihood of developing LOD over an average follow-up of 13.6 years. Specifically, individuals with painful gums had a 24% higher risk of LOD, while those with multiple oral health issues faced even greater risks.

This finding is significant for anyone looking to maintain cognitive health as they age. Since LOD typically affects people later in life, understanding the connection between oral health and dementia can empower you to take preventive measures. If you have a family history of dementia or other risk factors, paying attention to your oral health could be particularly important. Regular dental check-ups and addressing dental issues promptly may help lower your risk of cognitive decline.

The study provides strong evidence from a large cohort, but it’s essential to note that the association was primarily seen with late-onset dementia, not early-onset dementia. This suggests that while oral health is a modifiable risk factor, its impact may vary depending on the age of onset and genetic factors. As such, maintaining good oral hygiene and seeking dental care should be part of a holistic approach to healthy aging.

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