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Skip Bedtime Brushing? Your Heart Might Suffer.
29 Mar
Summary
- Poor oral hygiene, especially gingivitis, is linked to higher cardiovascular risk.
- Saliva production drops during sleep, allowing bacteria to increase gum inflammation.
- Nighttime brushing is as critical as other cardiovascular risk factors.

Research indicates a strong connection between oral hygiene and cardiovascular health. Skipping bedtime brushing can lead to increased gum inflammation due to bacteria growth during sleep when saliva production decreases. This chronic inflammation is associated with vascular inflammation and a higher risk of heart disease.
Experts consider nighttime brushing a critical factor for heart health, comparable to managing blood pressure or diabetes. The mouth is an integral part of the body, and oral health issues do not remain localized. Poor oral hygiene can allow oral bacteria to enter the bloodstream, potentially causing inflammation in blood vessels.
Frequent brushing, ideally three or more times daily, and regular professional dental cleanings have been associated with a lower risk of heart failure and atrial fibrillation.
To support both oral and heart health, it is recommended to brush and floss before bed, drink water, and maintain a diet rich in fiber and produce. These habits collectively contribute to reducing the risk of gum disease and cardiovascular problems.