7T MRI may release mercury from amalgam fillings June 26, 2018 -- Magnetic resonance imaging (MRI) at 7-tesla magnet strength may release toxic mercury from amalgam fillings, according to a new study published online June 26 in the journal Radiology. However, the effect was not found with the lower-strength 1.5-tesla magnets that are more commonly used in the clinical setting, the researchers noted. Discuss
Second Opinion: A crucial study on fluoride produces silence June 26, 2018 -- In this Second Opinion, Dr. Johnny Johnson Jr., president of the American Fluoridation, looks at the response to studies about fluoride's safety. Dr. Johnson addresses the need for those in the public health community to respond when fluoride's use is challenged. Discuss
New AAP staging system aims to improve perio treatment June 21, 2018 -- A new staging and grading system for periodontitis and classifying peri-implant diseases and conditions is one of the highlights of a publication on June 21 from an international workshop on periodontal disease by the American Academy of Periodontology (AAP). Discuss
How effective is water fluoridation at preventing caries? June 20, 2018 -- Recent research is scant on the dental health effects of water fluoridation in the U.S., despite the public health importance of this intervention. Therefore, the researchers of a new study investigated the association between community water fluoridation and dental caries occurrence in U.S. children. Discuss
Study finds SDF safe and effective on kids' teeth
Silver diamine fluoride (SDF) was found to be safe and 100% effective in stopping active caries in primary teeth of at-risk children and was also well-accepted by their parents in a new study, published in the Journal of Public Health Dentistry. Read more.