Health workers wash their hands after taking a blood sample from a child to test for the Ebola virus. On Tuesday, the workers tested people in the village outside Monrovia where a 17-year-old boy died of the disease over the weekend. Abbas Dulleh/AP hide caption
What's the best way to connect patients to dialysis machines? iStockphoto hide caption
Marking novice drivers' cars doesn't help reduce crash rates when it comes to learner's permit holders, study finds. iStockphoto hide caption
Parents and teachers who oppose efforts to end the personal belief exemption on vaccinations rally in Los Angeles on April 14. Irfan Khan/LA Times via Getty Images hide caption
Travis Driscoll, a medical school applicant from Berkeley, Calif., studies for the revamped MCAT. April Dembosky/KQED hide caption
Bite into that bread before your main meal, and you'll spike your blood sugar and amp up your appetite. Waiting until the end of your dinner to nosh on bread can blunt those effects. iStockphoto hide caption
The crowd reacts as the ruling on same-sex marriage was announced outside of the Supreme Court in Washington, D.C., Friday. Jacquelyn Martin/AP hide caption
Arturo Martinez watches his wife, Aurora Martinez, put on makeup in their San Rafael, Calif., home. She has Alzheimer's. Lynne Shallcross for NPR hide caption
Melissa Mathis holds a container of freeze-dried placenta capsules. Carrie Feibel/Houston Public Media hide caption
Parents rally against SB 277, a California measure requiring schoolchildren to get vaccinated, outside the Capitol in Sacramento, Calif. Rich Pedroncelli/AP hide caption
Family means a lot on Cayo Santiago, an island and monkey research colony off the coast of Puerto Rico. The colony of rhesus macaques living on the island since the 1930s has allowed scientists to trace kinship ties and effects across an extended community. Anders Kelto/NPR hide caption
Nephrologist Mitchell Lunn (left) and OB-GYN Juno Obedin-Maliver want to hear about the health issues on the minds of members the LGBTQ community. Susan Merrell/Courtesy of UCSF hide caption