Topic
Environmental Health
Environmental 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
How to Test Home Water for Fluoride (and What to Do Next)
Certified lab tests beat strip theatrics. Know utility CCR vs well testing, then match treatment to results.
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Environmental Health
Global Fluoride Hotspots: Where Natural Water Exceeds Policy Targets
Rift Valley, parts of India, China, and Mexico face geologic fluoride far above 0.7 mg/L. Defluoridation—not culture-war CWF—is the intervention.
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Environmental Health
Fluoride Chemistry: Forms in Water, Toothpaste, and Geology
Utilities add fluorosilicic acid or NaF; monitoring targets F⁻ ion. Toothpaste ppm is not water mg/L.
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Environmental Health
EU and ECHA Fragrance Rules: Allergens, REACH, and CLP Pressure
Europe leads on allergen labeling, CMR bans, and emerging musk/phthalate restrictions. The U.S. still trails on disclosure.
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Environmental Health
Water Filter Cost: TCO, Maintenance, and Waste Ratios
Sticker price is not ownership cost. Filters, membranes, labor, and RO waste dominate TCO.
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Environmental Health
Visual Moisture Assessment: When Mold Sampling Is Unnecessary
See or smell mold? Fix water. CDC does not recommend routine home mold testing.
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Environmental Health
UV Water Disinfection vs Distillation: What Each Removes
NSF/ANSI 55 UV kills microbes; it does not strip PFAS or lead. Distillation is different chemistry.
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Environmental Health
Travel Parasite Infections: Prevention Before Cleanse Culture
Malaria prophylaxis, food-water hygiene, and post-travel testing beat deworming theater.
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Environmental Health
Soil-Transmitted Helminths: Global Burden and MDA Reality
1.5 billion infected. Intensity drives morbidity. WASH plus deworming—not cleanses—move the needle.
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Environmental Health
Parasite Overdiagnosis: When Not to Empiric-Treat
Most bloating is not occult helminthiasis. Test when pretest probability is real.
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Environmental Health
Parasite Diagnosis: O&P, Antigen, PCR, and Serology
Method must match the organism. One routine O&P does not rule out Crypto or pinworm.
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Environmental Health
Mycotoxins: Food Dose vs Home Inhalation Dose Gap
Codex food limits are real. Residential air mycotoxicosis is a weaker, different claim.
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Environmental Health
Damp Buildings: Agents Beyond Mycotoxins
Spores, fragments, β-glucans, endotoxins, MVOCs—and moisture chemistry—drive risk mixtures.
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Environmental Health
ERMI, Air Cultures, and the Mold Testing Debate
ERMI is a research moldiness index—not a medical diagnosis. CDC still says fix moisture first.
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Environmental Health
Chlorine, Chloramine, Hardness, and Nitrates in Home Water
EPA MRDLs and MCLs set the numbers. Carbon, catalytic carbon, softeners, and RO do different jobs.
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Environmental Health
Antiparasitic Drug Classes: What Actually Treats What
Benzimidazoles, nitroimidazoles, ivermectin, praziquantel—organism first, drug second.
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Environmental Health
The Water Contaminants Worth Testing For (2026)
Priority water analytes by risk context: lead, arsenic, nitrate, PFAS, bacteria on wells, disinfection byproducts—test before you filter-shop.
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Environmental Health
Cutting Your PFAS Exposure: The Steps (2026)
Dose-ranked PFAS exposure cuts: test water and match filters, reduce grease packaging, manage dust, skip unneeded stain-repellents—without detox theater.
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Environmental Health
Mold Remediation Priorities That Matter (2026)
Moisture-first mold priorities: stop water, dry fast, remove damaged porous materials, protect occupants—bleach theater and fogging ranked last.
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Environmental Health
Practical EMF-Reduction Habits (2026)
Practical RF and ELF habits ranked by physics realism: distance, night transmitters off, wired when easy—without Faraday-fear product theater.
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