NYT > World News Calgary Brings Fluoride Back to Its Drinking Water Par :Vjosa Isai 30 juin 2025 à 15:13 Calgary removed fluoride from its water supply in 2011, but residents voted to reverse course after studies linked the move to worse dental health among children. © Dave Chidley/Agence France-Presse — Getty ImagesCalgary decided to once again add fluoride to its drinking water after a push by residents and worsening oral health among children.
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