The Link Between Dental Health and Alzheimer’s Dementia
Maintaining good dental health is crucial not only for a beautiful smile but also for overall well-being. Emerging research suggests a significant connection between oral health and Alzheimer’s dementia.
Oral Infections and Brain Inflammation
Poor oral hygiene can lead to infections in the mouth, such as periodontitis and gingivitis. These conditions are characterized by chronic inflammation of the gums and supporting structures of the teeth. The bacteria responsible for these infections can enter the bloodstream and reach the brain, triggering an inflammatory response.
Chronic inflammation in the brain is a known risk factor for Alzheimer’s dementia. It can damage neurons and disrupt communication between brain cells. Specifically, inflammation can lead to the formation of amyloid plaques and neurofibrillary tangles, the two hallmark features of Alzheimer’s disease. Amyloid plaques are clumps of protein fragments that accumulate between nerve cells, while neurofibrillary tangles are twisted fibers that build up inside cells.
The Role of Mercury Amalgams
Mercury amalgams, commonly used in dental fillings, have also been implicated in the development of Alzheimer’s disease. Mercury is a neurotoxin that can have detrimental effects on brain health. Studies have shown that exposure to mercury can induce the formation of amyloid plaques and neurofibrillary tangles in the brain, similar to those observed in Alzheimer’s patients.
Mercury can cross the blood-brain barrier, leading to direct neurotoxicity. It can cause oxidative stress, inflammation, and disruption of normal cellular function. These effects collectively contribute to neuronal damage and cognitive decline.
Preventive Measures for Cognitive Health
Given the potential links between dental health and Alzheimer’s dementia, it is essential to adopt preventive measures to maintain both oral and brain health:
- Regular Dental Check-Ups: Visit your dentist regularly for cleanings and check-ups to prevent and treat oral infections promptly. You should visit the dentist at least once every 6 months.
- Good Oral Hygiene: Brush your teeth at least twice a day and floss daily. Consider using a waterpik, in addition to flossing, to rid bacteria that can get trapped between teeth, and a tongue scraper for bacteria that can accumulate on the surface of the tongue.
- Healthy Diet: Consume a balanced diet rich in vitamins and minerals to support oral and overall health.
- Get a Cone Beam Scan: A cone beam scan, also known as cone beam computed tomography (CBCT), is a specialized type of X-ray technology used primarily in dental and maxillofacial imaging. It provides 3D images of the teeth, soft tissues, nerve pathways, and bone in a single scan. It is highly precise and can detect hidden infections in the soft tissue or bone, show abnormalities of the jaw, and can even help in diagnosing obstructive sleep apnea.
- Limit Exposure to Mercury: If possible, opt for alternatives to mercury amalgam fillings and consider replacing existing mercury fillings with safer options from a biologic or holistic dentist. If undergoing a mercury amalgam removal procedure, make sure to discuss with your doctor how they plan to limit exposure to mercury vapor or particles.
- Monitor Cognitive Health: For those at risk, consider undergoing a cognoscopy to assess cognitive function and identify early signs of decline.
Conclusion
The connection between dental health and Alzheimer’s dementia underscores the importance of maintaining good oral hygiene and being mindful of potential risks like mercury exposure. By taking proactive steps to care for your dental health, you can also contribute to protecting your brain and reducing the risk of Alzheimer’s disease. Remember, a healthy mouth is a vital component of a healthy mind.
Written by Dr. Rachel Heussner
