As baby boomers age, more older Americans are visiting the emergency room, which can be an overcrowded, disorienting and even traumatic place. Heidi de Marco/Kaiser Health News hide caption

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Heidi de Marco/Kaiser Health News

Secondhand exposure to vaping poses health risks, according to the Surgeon General. Mauro Grigollo/Getty Images/iStockphoto hide caption

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Mauro Grigollo/Getty Images/iStockphoto

House Ways and Means Committee Chairman Kevin Brady (from left), with Vice President Pence and and Rep. Peter Roskam, R-Ill., on Capitol Hill, noted that the CBO analysis confirms that the House GOP health care bill will cut the deficit. Manuel Balce Ceneta/AP hide caption

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Manuel Balce Ceneta/AP

Researchers had participants wear the fitness trackers while walking or running on a treadmill and while riding an exercise bike to determine how well the trackers measured heart rate and energy expenditure. Paul Sakuma/Courtesy of Stanford University School of Medicine hide caption

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Paul Sakuma/Courtesy of Stanford University School of Medicine

Fitness Trackers: Good at Measuring Heart Rate, Not So Good At Measuring Calories

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A groundskeeper at Pinecrest Gardens sprays pesticide to kill mosquitoes in Miami-Dade County, Fla., in 2016. Gaston De Cardenas/Miami Herald/TNS via Getty Images hide caption

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Gaston De Cardenas/Miami Herald/TNS via Getty Images

Keyshla Rivera smiles at her newborn son Jesus as registered nurse Christine Weick demonstrates a baby box before her discharge from Temple University Hospital in Philadelphia in 2016. All mothers who deliver at the hospital receive a box, which functions as a bassinet, in an effort to reduce unsafe sleep practices. Matt Rourke/AP hide caption

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Matt Rourke/AP

Heading someplace where you could get traveler's diarrhea? Try packing some prophylactic pills containing bismuth subsalicylate, such as Pepto Bismol. Meredith Rizzo/NPR hide caption

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Meredith Rizzo/NPR

Tips For Staying Healthy When Traveling Abroad

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The federal CHIP program funds health care for almost 9 million children. Terry Vine/Blend Images/Getty Images hide caption

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Terry Vine/Blend Images/Getty Images

For children over 1 year old, pediatricians strongly recommend whole fruit instead of juice, because it contains fiber, which slows the absorption of sugar and fills you up the way juice doesn't. KathyDewar/Getty Images hide caption

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KathyDewar/Getty Images

Cabinet-card portrait of brain-injury survivor Phineas Gage (1823–1860), shown holding the tamping iron that injured him. Wikimedia hide caption

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Wikimedia

Why Brain Scientists Are Still Obsessed With The Curious Case Of Phineas Gage

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A scientist holds a bioprosthetic mouse ovary made of gelatin with tweezers. Northwestern University Feinberg School of Medicine hide caption

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Northwestern University Feinberg School of Medicine

Scientists One Step Closer To 3-D-Printed Ovaries To Treat Infertility

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