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Exploring the link between oral health and heart health

In recent years, there has been a steady increase in the awareness of the links between oral health and systemic illness. However, many patients are unaware of the impact that their oral hygiene is having on their systemic health and vice versa.

The impact of the mouth on heart health has been an area of growing concern. There’s an increasing pool of evidence examining the correlation between dental diseases and cardiovascular diseases.
It’s important that dental professionals understand the links. This includes the ways in which prevention and management techniques may have an effect on patients’ general health.

What are the links?

Studies have repeatedly found that those with poor oral health are at increased risk of cardiovascular problems. Those with poor oral health more commonly experience a heart attack or stroke than people with good oral health.[i]

There are theories that aim to describe why this correlation exists:

  • Gingivitis and periodontitis-causing bacteria also travel to blood vessels elsewhere in the body where they cause inflammation. As a consequence, blood clots, heart attacks, and strokes may occur.[i]
  • Alternative theories suggest that the body’s immune response is the real culprit. This theory suggests that inflammation, rather than bacteria itself, leads to vascular damage throughout the whole body affecting the heart and the brain.
  • Some suggest that there is not a direct connection at all. Instead, common risk factors for both illnesses (like smoking, for example) are to blame.[i]

Managing at-risk patients

There is limited research surrounding the management of patients who may be at increased risk of both poor oral health and cardiovascular health. A study from Korea found that frequent toothbrushing and regular dental appointments for professional cleaning reduced the risk of future cardiovascular events by 9% and 14%, respectively.[ii]

As such, periodontal therapy may contribute to improved cardiovascular outcomes. It is thought that this is due to a decrease in systemic inflammation.[iii]

Male in dental chair smiling while looking in the mirror

Oral hygiene for reduced inflammation

Plaque build-up causes gingival disease and periodontitis. This leads to inflammation, infection, and tooth loss if untreated. It is thought that the effects of this extend beyond the mouth, potentially causing systemic illnesses such as cardiovascular disease, a leading cause of death globally.[iv]

It’s important for there to be a focus on prevention. Research suggests that periodontal disease treatment can reduce inflammation. This highlights the importance of oral health management and public health initiatives which emphasise oral hygiene.[iv]

BioMin® understands the importance of oral hygiene as a preventative strategy. Developed by scientists and clinicians at Queen Mary University of London, the BioMin® range of toothpastes offer superior protection against acids and bacteria in the mouth. When used as recommended, the BioMin® F formula creates a strong fluorapatite layer over the tooth and within exposed tubules, effectively protecting the enamel from acid attack and reducing the risk of decay.

It is important to recommend high-quality toothpastes to patients. Cardiovascular disease is a serious public health concern, and dental professionals are best placed to pick up on potential oral health risk factors to reduce the changes of a future diagnosis or cardiac event.

The science is clear. The solution is simple. www.biomin.co.uk


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[i] Harvard Health Publishing. Gum disease and the connection to heart disease.
https://www.health.harvard.edu/diseases-and-conditions/gum-disease-and-the-connection-to-heart-disease
[ii] Park, S.Y., Kim, S.H., Kang, S.H., Yoon, C.H., Lee, H.J., Yun, P.Y., Youn, T.J. and Chae, I.H., 2019. Improved oral hygiene care attenuates the cardiovascular risk of oral health disease: a population-based study from Korea. European heart journal, 40(14), pp.1138-1145.
[iii] Hopkins, S., Gajagowni, S., Qadeer, Y., Wang, Z., Virani, S.S., Meurman, J.H., Leischik, R., Lavie, C.J., Strauss, M. and Krittanawong, C., 2024. More than just teeth: How oral health can affect the heart. American Heart Journal Plus: Cardiology Research and Practice, 43, p.100407.
[iv] Zaman, M.S., Alam, S.G. and Razzaque, M.S., 2025. Oral Hygiene and Cardiovascular Health. Hygiene, 5(2), p.14.