Today's RDH
Today's RDH is an independent publisher and educational resource for registered dental hygienists, dental hygiene students, and other dental professionals. We are a leader in the dental industry by producing and publishing high-quality, evidence-based, objective articles, videos, podcasts, live continuing education events, and online self-study continuing education.
Oral Microbiome and Diet: Researchers Analyze DNA from Ancient “Chewing Gum”
What did people consume along the west coast of Scandinavia 10,000 years ago? A study involving the analysis of DNA found in a piece...
QUIZ: Test Your Oral White Lesions Knowledge
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Research Investigates Patient and Practitioner Perspectives on Tooth Extractions without Clinical Justification
There are many different routine treatments provided in dentistry, including tooth extraction. The reasons for extractions vary, but they are usually performed based on...
Research Using AI and 3D Imaging Unveils Unique Terrain of Individual Tongue Surfaces
Recent advancements in Artificial Intelligence (AI) and 3D imaging have uncovered a deeper understanding of the tongue's surface. A study led by researchers at...
QUIZ: Test Your Oral Cancer Screening Knowledge
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Researchers Use Saliva Analysis to Help Diagnose Pain in Patients with Dementia
Dementia is a pervasive and heartbreaking condition that affects millions of individuals worldwide. As the disease progresses, patients often lose their ability to communicate,...
Researchers Assess Medical Practitioners’ Knowledge of the Oral-Systemic Association
Maintaining good oral health is essential for overall systemic well-being, as it significantly impacts an individual's quality of life. According to the World Health...
QUIZ: Test Your Knowledge of Historical Women in Dentistry
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Research Evaluates Effects of Adolescents’ Dietary Patterns on Dental Caries
According to the World Health Organization, dental caries is one of the most common diseases affecting children and adults.1,2 In the United States, an...
National Poll Results Released on Frequency of Children’s Oral Health Practices
The Centers for Disease Control and Prevention (CDC) estimates that 46% of children ages two to 19 have untreated or restored dental caries in...
Researchers Assess if Increased Protein Intake Affects Oral Health and Microbiota Composition
Oral health and nutrition are closely related. This relationship is most evident in older adults who often suffer from a decline in both oral...
QUIZ: Test Your Knowledge of Children’s Dental Health
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Systematic Review Analyzes the Association Between Daily Toothbrushing and Hospital-Acquired Pneumonia
Researchers found a cost-effective tool that could potentially reduce the incidence of pneumonia among hospitalized patients, and it's not your typical medical device -...
Researchers Look at Caries and Tooth Loss Effects of Brushing 3x Daily
The American Dental Association (ADA) and the Centers for Disease Control and Prevention (CDC) recommend brushing your teeth twice daily. Toothbrushing can be a...
Researchers Investigate the Association between Periodontitis and Endometriosis
Periodontitis affects approximately 46% of the United States adult population, while endometriosis affects between 5% and 10% of women of childbearing age worldwide. Observational...
Ancient Teeth Reveal Insights into Evolution of Oral Microbiomes
A study conducted by researchers from Trinity College Dublin, in collaboration with archaeologists from Atlantic Technological University and the University of Edinburgh, has discovered...