What happened when Calgary removed fluoride from its water supply
April 18, 2025
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6:00Now PlayingWhat happened when Calgary removed fluoride from its water supply
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as posted by the channelEarlier this month, Health and Human Services Secretary Robert F. Kennedy Jr. announced plans to end the federal recommendation that municipalities add fluoride to their drinking water. Amid the renewed debate, William Brangham spoke with Lindsay McLaren of the University of Calgary to discuss why that community removed fluoride from its water and why fluoridation started in the first place.
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