You don't have to be outdoors to be hurt or injured by a nearby lightning strike, like this one in New Mexico. The pain for survivors can be lifelong. Marko Korosec/Barcroft Media/Landov hide caption

itoggle caption Marko Korosec/Barcroft Media/Landov

Germany's Alexandra Popp and the U.S.'s Morgan Brian collide during a World Cup semifinal in June. Both were injured, but continued to play. Brad Smith//ISI/Corbis hide caption

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Nurses Katherine Malinak and Amy Young lift Louis DeMattio, a stroke patient, out of his hospital bed using a ceiling-mounted lift at the Cleveland Clinic. Dustin Franz for NPR hide caption

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Russell Cobb/Getty Images/Ikon Images

San Francisco 49ers linebacker Chris Borland (50) is seen here in a game last year against the New York Giants. Borland, who had two interceptions in that game, has announced that he is retiring from the NFL after his rookie season. Chris Szagola/CSM/Landov hide caption

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Former Army Sgt. Ryan Sharp sat down with his father, Kirk Sharp, to talk about what happened when Ryan returned home after two tours in Iraq. StoryCorps hide caption

itoggle caption StoryCorps

"Dance for PD" classes use music to temporarily ease tremors and get Parkinson's patients moving. Maggie Starbard/NPR hide caption

itoggle caption Maggie Starbard/NPR

A baby born too soon continues to develop and grow inside an incubator at the neonatal ward of the Centre Hospitalier de Lens in Lens, northern France. Philippe Huguen/AFP/Getty Images hide caption

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A technique called optogenetics is being used in the laboratory to observe and control what brain circuits are doing in real time. Henning Dalhoff/Getty Images/Science Photo Library RM hide caption

itoggle caption Henning Dalhoff/Getty Images/Science Photo Library RM

Bartender Matt Carucci says he rarely feels safe biking in the city but often rides without a helmet anyway. "There are a lot of other ways to hurt yourself," he says. John Rose/NPR hide caption

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The most common cause of brain injury in premature infants is a lack of oxygen in the days and weeks after birth, researchers say. Ibrahim Usta/AP hide caption

itoggle caption Ibrahim Usta/AP