A Pakistani mourner sits alongside bodies of blast victims following a bombing near a polio vaccination center at a hospital in Quetta.
Banaras Khan/AFP/Getty Images
January 15, 2016 The bombing in Quetta, Pakistan, is the latest of several attacks on polio vaccination centers. We asked an expert to put the incident in context.
Polio survivors compete in a para-soccer tournament in Abuja, the capital of Nigeria.
Lemmy Ijioma/Courtesy of Rotary International
November 2, 2015 Polio paralyzed Sani Muntari as a child. That didn't keep him from school or off the soccer field. And he's played a key role in making Nigeria polio-free.
Gov. Jerry Brown of California signed a controversial vaccination bill into law on Tuesday.
David McNew/Getty Images
June 30, 2015 Starting July 1, 2016, all children enrolled in public or private schools or day cares in the state must be vaccinated, regardless of parents' religious and other personal beliefs.
A box of vaccine vials sits on a table during a Solano County health fair in 2010 in Vallejo, Calif.
Justin Sullivan/Getty Images
June 25, 2015 If the bill passes out of the Legislature, the bill would then move to the desk of Gov. Jerry Brown. He hasn't indicated whether he'll sign the bill.
A nurse holds a young girl who was vaccinated at the kickoff of a national measles prevention campaign in Liberia.
May 8, 2015 Ebola put the country's immunization program on pause. Now officials are launching a nationwide vaccination campaign to stop the largest measles outbreak the country has seen in years.
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May 8, 2015 Childhood vaccination remains a potent public health weapon against the spread of many illnesses, including measles. But an NPR poll finds objections and worries about vaccination remain, too.
People who oppose repealing the personal belief exemption gathered outside California's Capitol in Sacramento on Wednesday.
Pauline Bartolone/Capital Public Radio
April 9, 2015 A measure that would require more children to get vaccinated is moving ahead in the California Legislature. Though the state saw a large measles outbreak this year, final passage may be tough.
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March 16, 2015 The quick rise of measles infections in the wake of cases reported among Disneyland visitors underscores how even a small dip in vaccination rates can allow the virus to spread.
February 9, 2015 Decisions about vaccinating one's children aren't simply a matter of weighing the relative benefits and risks. Psychologist Tania Lombrozo considers how subtle biases are also at play.
Leah Russin, of Palo Alto, Calif., holds her son, Leo, 16 months, as she speaks Wednesday at a news conference in support of proposed state legislation that would require parents to vaccinate all school children.
February 5, 2015 California lawmakers are proposing new limits on the ability of parents to opt out of vaccinations. It's a response to a measles outbreak that originated in that state.
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New Jersey Gov. Chris Christie waves to reporters as he leaves Downing Street in London on Monday.
Peter Macdiarmid/Getty Images
February 2, 2015 Amid a measles outbreak, both Republicans said parents need a choice when it comes to some vaccines. The governor's office quickly clarified that when it comes to measles, "kids should be vaccinated."
January 29, 2015 The latest wave of measles cases and potential infections is in Arizona, where 1,000 people may have been exposed to measles from seven people confirmed to have been infected.
A little nudge via text can help parents get the kids in for a second flu immunization, a study finds.
December 29, 2014 It's hard enough to get kids in for one flu shot, let alone two. But when parents got texts that explained why the child needed a second dose, they were much more likely to get the job done.
Nurse Julietta Losoyo gives Derek Lucero a whooping cough vaccination at the San Diego Public Health Center on Dec. 10.
December 18, 2014 Public health officials in California are trying to understand why Latino babies are contracting whooping cough at much higher rates than other babies.
December 8, 2014 Parents have strong opinions about vaccination, a poll of parents done by the University of Michigan finds. Most want day care centers to require that children are up to date on their shots.
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