Antidepressant use nationally fell by 31 percent among adolescents between 2000 and 2010. Suicide attempts increased by almost 22 percent. JustinLing/Flickr hide caption

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A customer shops for produce at the Hunger Mountain Co-op in April 2013 in Montpelier, Vt. More than a dozen food cooperatives supported the bill that would require the labeling of genetically modified foods. Toby Talbot/AP hide caption

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Morphine and oxycodone (the active ingredient in Oxycontin) are strong narcotic pain relievers on their own. Moxduo, a drug now up for FDA approval, would combine morphine and oxycodone in a single capsule. Rich Pedroncelli/AP hide caption

itoggle caption Rich Pedroncelli/AP

The proposed Nutrition Facts label (right) has a few subtle differences from the current label, including bolder calorie counts and added sugar information. Food and Drug Administration hide caption

itoggle caption Food and Drug Administration

Up till now, all babies have had two genetic parents. That could soon change. Klöpper & Eisenschmidt GbR/iStockphoto hide caption

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Blair Roberts, a 22-year-old sales associate at Colorado E-Smokes, "vapes" with an electronic cigarette in the Aurora, Colo., store. In the absence of federal rules, Colorado is among states that considered its own age requirements for the nicotine-delivery devices. Ed Andrieski/AP hide caption

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The prescription painkiller sold under the brand-name Vicodin contains hydrocodone bitartrate and acetaminophen. To reduce the risk of liver damage, the Food and Drug Administration is moving to limit the amount of acetaminophen allowed in prescription medicines. Toby Talbot/AP hide caption

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Dietary supplements are generally defined as vitamins, minerals, herbs and extracts. They're regulated as a unique category of food by the Food and Drug Administration. iStockphoto.com hide caption

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Flemming Ornskov, CEO of Shire, says the company's offer for ViroPharma is part of a broader push into orphan drugs. Bloomberg via Getty Images hide caption

itoggle caption Bloomberg via Getty Images

Hydrocodone, sold as Vicodin and other brand names, may face tighter restrictions on prescribing and use. Toby Talbot/AP hide caption

itoggle caption Toby Talbot/AP

Jerky treats for dogs and cats have been linked to pet illnesses and deaths. But it's still unclear what is causing the problems. iStockphoto.com hide caption

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The FDA is expected to determine whether e-cigarettes should be regulated like tobacco products later this month. Jim Watson/AFP/Getty Images hide caption

itoggle caption Jim Watson/AFP/Getty Images

Drug overdose deaths have more than tripled in the U.S. since 1990. Opioid painkillers like OxyContin are the cause of three-quarters of those deaths. Toby Talbot/Associated Press hide caption

itoggle caption Toby Talbot/Associated Press