Prevent Brain Damage · Brain health technique
Dental and gum hygiene
Evidence grade: Essential

Keeping your mouth healthy through daily brushing, flossing, and regular cleanings to prevent gum disease and oral infections.
- Practice
- Prevent Brain Damage
- Principle
- Protection
- Tactic
- Vaccines & Hygiene
- Health domains
- inflammation
- Evidence grade
- Essential
- Strength of evidence
- High
- Cost
- Low
- Effort
- Low
- Time commitment
- Medium
How to practice Dental and gum hygiene
Brush and floss daily, and get your teeth cleaned professionally about twice a year. Treat gum bleeding or infections promptly. It’s one of the simplest ways to protect your brain.
The evidence behind Dental and gum hygiene
Gum disease causes bacteria and inflammation that don’t stay in your mouth, they enter the bloodstream and can potentially reach the brain. Studies consistently link severe gum disease and tooth loss with faster memory decline and higher dementia risk. Bacteria such as P. gingivalis and their toxins have been found in brain tissue, and treating oral infections lowers systemic inflammation.
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