Topic
Dental Health
Dental Health is a recurring research topic on Health Canon. This hub collects related explainers and protocols, newest first, each with evidence grades and practical decision frameworks.
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Environmental Health
Community Water Fluoridation Cost-Effectiveness and ROI
CDC-cited analyses report roughly $20 saved per $1 invested and large per-person annual savings when lifetime restoration costs are counted—economics layered on equity.
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Environmental Health
Fluoride Caries Prevention: Percent Reduction and Absolute Tooth Counts
CDC’s ~25% tooth-decay reduction framing, Community Guide absolute tooth counts, and NHMRC-linked ranges—with modern toothpaste context that shrinks incremental effects.
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Environmental Health
Dental Fluorosis Explained: Cosmetic Risk at Fluoridation Levels
CDC frames dental fluorosis as the primary documented risk of community water fluoridation—mostly very mild. Age under 8, toothpaste swallowing, and the 0.7 mg/L optimum all matter.
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Environmental Health
How Much Does Water Fluoridation Reduce Cavities?
CDC cites about 25% less tooth decay with community water fluoridation. Community Guide strong recommendations and adult benefits complete the effect-size picture.
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Environmental Health
Fluoride in Drinking Water: Evidence on Caries Benefits, Policy Levels & Contested Risks
U.S. systems that fluoridate target 0.7 mg/L. CDC still cites about 25% fewer cavities—while NTP reports moderate confidence that higher fluoride associates with lower child IQ. Dose is the whole debate.
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Environmental Health
Community Water Fluoridation at 0.7 mg/L: Evidence, Policy, and Dose Context
CDC’s recommended 0.7 mg/L target, ~25% caries reduction framing, EPA’s 4.0 mg/L MCL vs 2.0 mg/L SMCL, and how to think about total intake.
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