Topic
Biomonitoring
Biomonitoring 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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Hormones & Genes
Synthetic Musks: Galaxolide, Tonalide, and Persistent Scent Bases
HHCB and AHTN replaced natural musk. They bioaccumulate in fat and breast milk—and face rising EU reproductive-toxicity scrutiny.
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Hormones & Genes
Fragrance Phthalates: DEP, MEP, and What Perfume Really Adds
DEP is the fragrance solvent most people actually carry. MEP tracks perfume use within hours—not DEHP plasticizer myths.
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Environmental Health
Fragrance Biomonitoring: What Body Burden Tests Can and Cannot Say
Urine catches recent phthalates and parabens; fat and milk catch musks. One lab panel is not a diagnosis.
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Environmental Health
PFAS Half-Lives Explained: Why Serum Body Burden Takes Years
Long-chain PFAS clear over years—not hours—because of protein binding and kidney reabsorption. Half-life ranges, Ronneby data, and what “forever” actually means.
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Environmental Health
PFAS in NHANES: What U.S. Blood Levels Show Over Time
Nearly everyone has detectable PFAS. Legacy compounds fell hard after phase-downs—replacements did not erase exposure.
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Environmental Health
Microplastics in Blood, Placenta, Plaque, and Brain: What Studies Show
Detection is no longer speculative—Leslie blood, Ragusa placenta, Marfella plaque, and Nihart brain findings—with hard limits on causation.
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