Concerns about mercury contamination have led many pregnant women to under-consume seafood. So the FDA issued a new chart explaining what to eat and what to avoid. But critics say it muddles matters. stock_colors/Getty Images hide caption

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Dr. Nicole Garneau talks about taste on the TED Stage. Courtesy of Dr. Nicole Garneau hide caption

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Courtesy of Dr. Nicole Garneau

Are There More Than Five Basic Tastes?

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Siphiwe Baleka (left) says he gained 15 pounds when he first started driving a truck; food was comfort and exercise was tough to come by. Trucking, he says, is "the most unhealthy occupation in America." Alex Smith hide caption

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Alex Smith

Athlete-Turned-Trucker Works To Improve Truckers' Health

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Musi, an African elephant, is one of Fresno Chaffee Zoo's five elephants enrolled in the Elephant Welfare Initiative. Courtesy of the Fresno Chaffee Zoo hide caption

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Courtesy of the Fresno Chaffee Zoo

Fitness Trackers Aim To Improve The Health And Happiness Of Zoo Elephants

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Nonperishable food is restocked in Maggie Ballard's "blessing box" in Wichita, Kan., several times a day. Deborah Shaar/KMUW hide caption

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Deborah Shaar/KMUW

A New Type Of Food Pantry Is Sprouting In Yards Across America

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Dungeness crabs for sale at Fisherman's Wharf in San Francisco. California's Dungeness crab season was shut down in 2015, when record high ocean temperatures and lingering toxic algae blooms raised the domoic acid in shellfish to unsafe levels. A new study links dangerously high levels of the neurotoxin to warmer ocean temperatures, suggesting such closures could become more common in the future. Eric Risberg/AP hide caption

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Eric Risberg/AP

Which eating plan will work with your lifestyle and help you lose weight? U.S.News & World Report has plenty of advice with its latest diet rankings. Maximilian Stock Ltd./Getty Images hide caption

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Maximilian Stock Ltd./Getty Images
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Danish Study Links Fish Oil During Pregnancy With Lower Asthma Risk In Kids

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Many large-scale farms rely heavily on immigrant labor. And many farmers are opposed to Donald Trump's strong stance against illegal immigrant. Ryan Anson/Bloomberg via Getty Images hide caption

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Ryan Anson/Bloomberg via Getty Images

Antibiotic- and growth-hormone-free cattle gather at a farm in Yamhill, Ore. Despite farmers pledging to reduce or stop antibiotics use, a new report finds that sales of antibiotics for use on farms are going up. Don Ryan/AP hide caption

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How Much Is Too Much? New Study Casts Doubts On Sugar Guidelines

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Seaweed farms like this one on Nusa Lembongan Island, in Indonesia, are the main sources of carrageenan. Paul Kennedy/Getty Images/Lonely Planet Image hide caption

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Paul Kennedy/Getty Images/Lonely Planet Image

Carrageenan Backlash: Food Firms Are Ousting A Popular Additive

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Life Expectancy In U.S. Drops For First Time In Decades, Report Finds

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