What Fluoride Is and How It Works

On this episode of the pod, Jess and Sarah welcome Dr. Ashley Lerman, a pediatric dentist, to explore the contentious topic of fluoride in public health. The scientists examine both the benefits and risks of fluoride use, particularly its critical role in preventing cavities and supporting oral health in children. Dr. Lerman provides expert insights into recent public debates surrounding water fluoridation while discussing hydroxyapatite as an emerging alternative. Throughout the conversation, the experts address important health equity considerations related to dental care access and fluoride availability. The episode emphasizes the importance of evidence-based discussions about fluoride's role in public health while acknowledging the complexities of balancing benefits, risks, and equitable access to preventive dental care.

Video available on YouTube: https://youtu.be/Zve0E3F-1T0

(00:00) Intro and Public Health Update

(04:20) What Is A News Item That Caught Your Attention And Why?

(05:43) The F Word. Fluoride In The News

(09:06) What Is Fluoride Exactly?

(09:56) Does Fluoride Cause A Reduction In IQ??

(13:52) Case Studies In Community Water Fluoridation

(17:16) What Is Hydroxyapatite?

(19:17) Fluoride vs Hydroxyapatite

(23:17) The Impact Of Fluoride On IQ In Children

(26:08) Other Fluoride Myths/Concerns

(29:23) What Is Fluorosis?

(30:46) What Is Giving Hope In Public Health?

https://www.nytimes.com/2025/03/28/well/utah-fluoride-ban.html

https://www.fda.gov/news-events/press-announcements/fda-acts-protect-children-unapproved-fluoride-drug-products

https://www.fda.gov/media/189413/download

https://www.nytimes.com/2025/11/11/well/fda-fluoride-supplements-kids-doctors.html

https://www.kff.org/other-health/water-fluoridation-in-the-u-s-the-federal-role-in-policy-and-practice/

https://www.aan.com/PressRoom/Home/PressRelease/5290

https://yourfirstgrin.com/

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