A daily pill called Addyi is the first medicine to be approved for the purpose of boosting women's sexual desire. Allen G. Breed/AP hide caption

itoggle caption Allen G. Breed/AP

Microwave popcorn containing trans fats from November 2013. The Grocery Manufacturers Association says the industry has lowered the amount of trans fat added to food products by more than 86 percent. But trans fats can still be found in some processed food items. Shannon Stapleton/Reuters/Landov hide caption

itoggle caption Shannon Stapleton/Reuters/Landov

Kevin Lopez makes breakfast with his sister Jenny. He is waiting for a donor hand to remedy a genetic defect. Meredith Rizzo/NPR hide caption

itoggle caption Meredith Rizzo/NPR

The experimental drug flibanserin, made by Sprout Pharmaceuticals, is at the center of a regulatory controversy. Allen Breed/AP hide caption

itoggle caption Allen Breed/AP

Psyched that it's finally spring? Shifts in the season may affect more than your mood. Corbis hide caption

itoggle caption Corbis

Cambrian Genomics says that what it calls a DNA printer is essentially a DNA sorter — it quickly spots and collects the desired, tailored stretch of DNA. Courtesy of Cambrian Genomics hide caption

itoggle caption Courtesy of Cambrian Genomics
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Mmm. Smells just like your identical twin. iStockphoto hide caption

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