Oral bacteria linked to Parkinson's via the gut-brain axis

Published Date: 24 Sep 2025

Korean researchers have uncovered compelling evidence that oral bacteria, once colonized in the gut, can affect neurons in the brain and potentially trigger Parkinson's disease.

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Disrupting bacterial 'chatter' could tip the balance for better oral health

Like all living things, bacteria adapt to survive. Over time, bacteria have been developing resistance to common antibiotics and disinfectants, which poses a growing problem for health care and sanitation. However, many species ...

Inflammasome found to drive male-specific bone loss in gum disease

A study out of the University of North Carolina at Chapel Hill has unveiled new insights into the inflammatory processes behind periodontitis, a common and debilitating gum disease. Research conducted by UNC Adams School ...

Children's dental health in the UK still very poor, despite interventions

Children's access to NHS dentists and rates of tooth decay remain very poor despite improvements from national government interventions, oral health experts say.

Countries agree to end mercury tooth fillings by 2034

Countries agreed Friday to phase out the use of mercury-based dental amalgams in tooth fillings by 2034, in a move that will change dentistry around the world.

AI speech tools could revolutionize dental record-keeping—but caution is needed

A new study from King's College London has revealed that artificial intelligence (AI) automatic speech recognition (ASR) tools could dramatically improve how dental professionals record patient information—saving time and ...

Over-the-counter painkillers match or surpass opioids for dental surgery in all adults, analysis confirms

Over-the-counter pain medications work as well or better than opioids after wisdom tooth extraction for both men and women, according to a Rutgers Health-led follow-up to a landmark paper on comparative pain relief.

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Like all living things, bacteria adapt to survive. Over time, bacteria have been developing resistance to common antibiotics and disinfectants, which poses a growing problem for health care and sanitation. However, many species ...

A study out of the University of North Carolina at Chapel Hill has unveiled new insights into the inflammatory processes behind periodontitis, a common and debilitating gum disease. Research conducted by UNC Adams School ...

Children's access to NHS dentists and rates of tooth decay remain very poor despite improvements from national government interventions, oral health experts say.

Countries agreed Friday to phase out the use of mercury-based dental amalgams in tooth fillings by 2034, in a move that will change dentistry around the world.

A new study from King's College London has revealed that artificial intelligence (AI) automatic speech recognition (ASR) tools could dramatically improve how dental professionals record patient information—saving time and ...

Over-the-counter pain medications work as well or better than opioids after wisdom tooth extraction for both men and women, according to a Rutgers Health-led follow-up to a landmark paper on comparative pain relief.

News All Time

AI-assisted growth prediction advances orthodontics

Orthodontic treatment is most effective when timed to coincide with a child's growth peak. Traditionally, clinicians estimate growth by examining X-ray images of the cervical vertebrae—the neck bones visible in routine ...

Generative artificial intelligence: Opportunities, risks, and responsibilities for oral sciences

A new perspective article jointly published in the Journal of Dental Research and JADA Foundational Science highlights the transformative potential of generative artificial intelligence (AI) in dental, oral, and craniofacial ...

Community water fluoridation works: Experts debunk myths, highlight lifelong benefits

Experts from the University of Rochester's Eastman Institute for Oral Health underscore the safety, effectiveness, and enduring public health benefits of community water fluoridation in a commentary published in The Journal ...

What is gingivitis? How do I know if I have it?

Do your gums look red and often bleed when you brush them, but they're not painful? If so, you could have the gum disease gingivitis.

Dental shame stops people seeking help for oral health issues, study warns

Shame can lead people to avoid getting treatment for dental issues, potentially worsening oral health inequalities, a new study warns.

Halloween candy tips to keep kids' teeth healthy

Halloween is all about costumes, candy and fun, but all that sugar can take a toll on your child's teeth.

Some towns are cutting fluoride from water supplies. Here's what this means for locals' teeth

Thousands of residents in Dubbo and Wellington, in western New South Wales, haven't had fluoride added to their tap water for nearly seven years.

Love chewing ice? It could damage your teeth and jaw

Chewing on ice may seem harmless, perhaps even refreshing, but dental experts warn it can actually wreak havoc on your teeth.

Why is it so shameful to have missing or damaged teeth?

When your teeth and gums are in good condition, you might not even notice their impact on your day-to-day life. Good oral health helps us chew, taste, swallow, speak and convey emotions.

Three origins of dental anxiety onset identified in study

For many people, a routine dentist appointment can evoke feelings of distress, fear and nervousness.

Why your fear of the dentist may trace back to childhood trauma

Dental fear is an intense emotional reaction that can be characterized by anxiety, palpitations, sweating, dizziness, a feeling of unreality or nausea. It may cause some people to avoid going to the dentist, while others ...

Dental care reflects overall health for college students, study finds

For undergraduates, a trip to the dentist can reflect more than oral health. Those who kept up with dental exams were also more likely to schedule eye and physical exams, carry health insurance, and rate their overall health ...

One in three young adults skip the dentist, and that's a problem

Regular dental checkups are vital for overall health, yet dental care in the United States is still excluded from medical health insurance coverage, and usually not integrated with public health initiatives that promote preventative ...

Researchers boost widespread use of dental varnish across pediatric network

Researchers from Children's Hospital of Philadelphia (CHOP) demonstrated how a multifaceted intervention approach significantly improved the rate of dental varnish applications to help strengthen tooth enamel and prevent ...

Certain oral microbes tied to increased risk of pancreatic cancer

Twenty-seven species of bacteria and fungi among the hundreds that live in people's mouths have been collectively tied to a 3.5 times greater risk of developing pancreatic cancer, a study led by NYU Langone Health and its ...

For young adults, the color of their teeth is important

White teeth are highly valued by young adults. But an even tooth color is considered to be of even higher importance. A study from the University of Gothenburg, one of the first of its kind, shows that many people with a ...

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