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FDA: Popular Autism Treatment 'Dangerous and Illegal'

(Oct. 15) -- Those desperate to treat chronic health conditions, including autism and heart disease, can buy chelation products online with a few clicks of the mouse. But that might be changing, now that the Food and Drug Administration is launching a crackdown on the popular treatment, which the agency alleges is...

Report: Herbal Supplements May Pose Health Risk

(May 26) -- Natural supplements, now taken by at least a quarter of adult Americans, often contain trace amounts of lead, mercury, arsenic and potentially dangerous levels of pesticides. That's the conclusion of a new federal report, released today by the Government Accountability Office. It's just in time for a key...

Background on heavy metals

A heavy metal is a member of a loosely-defined subset of elements that exhibit metallic properties. It mainly includes the transition metals, some metalloids, lanthanides, and actinides.

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