Shots - Health News NPR's online health program.

Gilead Sciences makes Truvada, a medicine known generically as "pre-exposure prophylaxis," or PrEP. Consistent, daily doses of the drug are thought to reduce the risk of getting HIV from sex by more than 90 percent. Paul Sakuma/AP hide caption

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Paul Sakuma/AP

Angel Dean Lopez and his son Theo both sustained serious injuries to their hands that required surgery and months of occupational therapy. Heidi de Marco/Kaiser Health News hide caption

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Heidi de Marco/Kaiser Health News

Father's And Son's Hand Injuries Lead To The Mother Of All Occupational Therapy Bills

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If you own a small business, a new rule governing association health plans could mean a more affordable health insurance option. But there are some limitations. Asawin Klabma/EyeEm/Getty Images hide caption

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Asawin Klabma/EyeEm/Getty Images

"If my life were to end next week ... I want to feel like I have made a contribution," said Carol Martin, seen here holding her 2018 Boston Marathon medal. Jesse Costa/WBUR hide caption

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Jesse Costa/WBUR

In his new job overseeing health coverage for 1.2 million workers and their families, Atul Gawande says he hopes to find specific ways to make health care more efficient and the solutions exportable. Dan Bayer /The Aspen Institute via Flickr hide caption

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Dan Bayer /The Aspen Institute via Flickr

Poliovirus, long a scourge, has been modified by Duke University researchers for experimental use as a brain cancer treatment. Juan Gaertner/Science Source hide caption

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Juan Gaertner/Science Source

Dr. Mona Hanna-Attisha spearheaded efforts to publicize and address the water crisis in Flint, Mich. Gabriella Demczuk/Getty Images hide caption

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Gabriella Demczuk/Getty Images

Pediatrician Who Exposed Flint Water Crisis Shares Her 'Story Of Resistance'

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A vaccine given during pregnancy protects the baby against whooping cough, but only about 50 percent of pregnant women get it. Nicole Xu for NPR hide caption

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Nicole Xu for NPR

Pregnant Women: Avoid Soft Cheeses, But Do Get These Shots

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Dr. Vinay Prasad is 35 and an assistant professor of medicine at Oregon Health and Science University in Portland, where he researches health policy, the high cost of drugs and evidence-based medicine. He has more than 21,000 followers on Twitter. Marvin Joseph/The Washington Post via Getty Images hide caption

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Marvin Joseph/The Washington Post via Getty Images

Tweeting Oncologist Draws Ire And Admiration For Calling Out Hype

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A young girl waits for care in a medical clinic. A growing number of citizen children of immigrant parents are losing out on Medicaid because their parents fear deportation. Jonathan Kirn/Getty Images hide caption

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Jonathan Kirn/Getty Images

Fearing Deportation, Some Immigrants Opt Out Of Health Benefits For Their Kids

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Hepatitis C virus is typically transmitted through blood, but an infected person who spits at someone can run afoul of the law in some jurisdictions. James Cavallini/Science Source hide caption

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James Cavallini/Science Source