Lithium in tap water may cut dementia - People with higher levels of lithium in their drinking water appear to have a lower risk of developing dementia, say researchers in Denmark, based on a study of 800,000 people published in JAMA Psychiatry.

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Lithium in tap water may cut dementia - People with higher levels of lithium in their drinking water appear to have a lower risk of developing dementia, say researchers in Denmark, based on a study of 800,000 people published in JAMA Psychiatry.