Shots - Health News NPR's online health program.

U.S. Marines fire the Carl Gustav rocket system during live-fire training last October. With each firing, the shooter's brain is exposed to pulses of high pressure air emanating from the explosion that travel faster than the speed of sound. Sgt. Aaron Patterson/3rd Marine Division/DVIDS hide caption

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Sgt. Aaron Patterson/3rd Marine Division/DVIDS

Report To Army Finds Blast From Some Weapons May Put Shooter's Brain At Risk

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Cheryl Chandler says she happened to click on a viral video showing a woman wearing a hospital gown, not knowing it showed her 22-year-old daughter, Rebecca. She has mental health issues and was left outside a Baltimore hospital on a cold January night. The video recorded by a passer-by went viral. Jared Soares for NPR hide caption

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Jared Soares for NPR

'Failing Patients': Baltimore Video Highlights Crisis Of Emergency Psychiatric Care

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Lorena Bradford (left), head of accessible programs at the National Gallery of Art in Washington, D.C., leads a session of the museum's Just Us program. The program gives adults with memory loss and their caregivers a chance to explore and discuss works of art in a small-group setting. Lynne Shallcross/KHN hide caption

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Lynne Shallcross/KHN

By some estimates, nearly half of the people confined in U.S. jails and prisons have a mental illness, notes Alisa Roth, author of Insane: America's Criminal Treatment of Mental Illness. Darrin Klimek/Getty Images hide caption

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Darrin Klimek/Getty Images

'Insane': America's 3 Largest Psychiatric Facilities Are Jails

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Scientists placed two clusters of cultured forebrain cells side by side (each cluster the size of a head of a pin) in the lab. Within days, the minibrains had fused and particular neurons (in green) migrated from the left side to the right side, as groups of cells do in a real brain. Courtesy of Pasca lab/Stanford University hide caption

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Courtesy of Pasca lab/Stanford University

Tiny Lab-Grown 'Brains' Raise Big Ethical Questions

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Pfizer's Celebrex painkiller posed no more risk of heart or stroke than ibuprofen or naproxen in a large study. Daniel Acker/Bloomberg via Getty Images hide caption

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Daniel Acker/Bloomberg via Getty Images

FDA Panel Affirms Safety Of Painkiller Celebrex

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The new exemptions will mostly apply to penalty payments tied to 2018 taxes and to the previous two years. PeopleImages/Getty Images hide caption

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PeopleImages/Getty Images

The Johns Hopkins surgical team (left to right) Richard Redett, Trinity Bivalacqua, Brandacher Gerald, Arthur "Bud" Burnett and Andrew Lee. Johns Hopkins Medicine hide caption

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Johns Hopkins Medicine

A sample of cannabidiol (CBD) oil is dropped into water. Supplements containing the marijuana extract are popular and widely sold as remedies for a variety of ailments and aches. But scientific evidence that they work hasn't yet caught up for most applications, researchers say. Stefan Wermuth/Bloomberg Creative Photos/Getty Images hide caption

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Stefan Wermuth/Bloomberg Creative Photos/Getty Images

Anxiety Relief Without The High? New Studies On CBD, A Cannabis Extract

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In a study of nearly 5,600 U.S. youths ages 12 to 17, about 6 percent say they've engaged in some sort of digital self-harm. More than half in that subgroup say they've bullied themselves this way more than once. Jasmin Merdan/Getty Images hide caption

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Jasmin Merdan/Getty Images

Susan Nelson, author and public speaker on brain injury awareness and gun safety, at her home in Austin, Texas. Nelson survived a point-blank gunshot to the head in 1993. Gabriel C. Perez/KUT hide caption

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Gabriel C. Perez/KUT

Texas Disability Group Wants Victims' Voices Heard In Gun Debate

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Catherine Fitzgerald, the author's mother, spent four nights in a hospital after falling in her home. But Medicare refused to pay for her rehab care, saying she had only been an inpatient for one night. Alison Kodjak/NPR hide caption

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Alison Kodjak/NPR

Ogechi Ukachu, one of the registered nurses recently hired to help staff D.C.'s "Right Care Right Now" program, takes a training call at the city's 911 call center. Selena Simmons-Duffin/NPR hide caption

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Selena Simmons-Duffin/NPR

Can Triage Nurses Help Prevent 911 Overload?

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Researchers used a gene-carrying virus to fix blood stem cells that were then used to treat patients with beta-thalassemia. Power and Syred/Science Photo Library/Getty Images hide caption

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Power and Syred/Science Photo Library/Getty Images