Studies aim to resolve confusion over mercury risks from fish

Research identifies riskier fish and ways to limit potentially harmful exposures

By Janet Raloff, 10:41 AM April 21, 2010

The way it boosts neural development in babies and protects the hearts and minds of adults, fish could be considered a health food. Yet the methylmercury pollution that taints fish worldwide can erase these advantages and even trigger profound mental and cardiovascular harm. Several new papers now suggest strategies by which American diners can negotiate the mercury minefield to tap dietary benefits in fish.

Their authors also call for reform of federal guidelines that can confuse consumers...

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