Two little girls in matching gingham jumpers -- Pam is crouching and pulling on her sister Patricia's leg brace -- appeared in a poster for the National Foundation for Infantile Paralysis in the early 1950s. They'd both recovered from polio.
A World Health Organization consultant who was conducting a polio vaccination campaign was attacked by unknown assailants in Karachi, Pakistan, on Tuesday, the group said.
A ban on polio vaccinations imposed by the Taliban could affect about 280,000 children living in tribal areas of northwest Pakistan, according to estimates from the World Health Organization.
A Taliban commander in northwest Pakistan has announced a ban on polio vaccines for children as long as the United States continues its campaign of drone strikes in the region, according to a statement by the Taliban.
A new study looks at ways to comfort babies when they are being vaccinated.
The re-emergence of some vaccine-preventable diseases has prompted the California legislature to consider a bill that would make it more difficult for parents to opt out of vaccinating their kids.
HLN's Jennifer Westhoven has some ways for you to save money and still give your pet the best care.
Our unemployment rate may be dipping, but many U.S. families still struggle to make ends meet. "Doing more with less" requires tough decisions about household expenses, and many pet owners face the possibility of losing their pets.
Pakistan has not yet decided whether to try a Pakistani doctor for high treason for assisting the United States in gathering intelligence ahead of the raid on Osama bin Laden's compound, a senior Pakistani government official said Monday.
Do flu shots make you susceptible to Alzheimer's?
Gov. Rick Perry responds to claims made by Rep. Michele Bachmann about the HPV vaccine and mental retardation.
A federal government advisory committee voted Tuesday to recommend that males ages 11 to 21 be vaccinated against the human papilloma virus, which is blamed for thousands of cases of cancer among women and men.
A malaria vaccine has eluded scientists for decades, but preliminary results from a phase 3 clinical trial in Africa are providing hope.
A trial study finds a malaria vaccine appears to cut infections by half in a one-year period.
A new study finds that 28% of parents following the CDC-recommended schedule for childhood vaccinations think it would be safer to delay the shots until children are older.
Texas Gov. Rick Perry responded to Rep. Michele Bachmann's criticism of his short-lived 2007 executive order requiring girls to get a vaccination for human papillomavirus, during Thursday night's Republican presidential candidates' debate in Orlando. Bachmann said a drug company that produced the vaccination hired his former chief of staff to lobby him.
The perils of being the Republican frontrunner came into sharp focus for Texas Gov. Rick Perry on Thursday at a debate in Florida, with his rivals aggressively seeking to poke holes in his record and dislodge him from the top of the polls.
Republican presidential contender Michele Bachmann defended her position on gay rights, the HPV vaccine and the debt ceiling as she made her debut on "The Tonight Show with Jay Leno."
GOP presidential candidate Michele Bachmann vows she would make changes to Obama's policies in her first 100 days.
An outbreak of polio has been confirmed in China for the first time since 1999, leaving one person dead and hospitalizing another nine, according to the World Health Organization (WHO).
Gov. Rick Perry admits an executive order requiring 11 and 12-year-old girls to be vaccinated against HPV was a mistake.
On Monday night at the CNN/Tea Party Republican Debate in Tampa, Florida, Gov. Rick Perry of Texas suggested that he couldn't be bought for a campaign contribution of $5,000. That raises the question: Is there a price at which Perry's loyalty is for sale?
As the debate over Texas Gov. Rick Perry mandating the HPV vaccine continues between Republican presidential candidates, a woman whose endorsement is coveted by all them, South Carolina Gov. Nikki Haley, has her own complicated history on the issue.
Arthur Caplan says he'll give $10,000 to charity if Michele Bachmann can produce her HPV victim.
Elizabeth Cohen explains the science behind the HPV vaccine, a topic that tripped up Rick Perry at the Tea Party debate.
During the recent Republican presidential debate, the issue of vaccinating girls against human papillomavirus, or HPV, came up several times, and some statements have been made that may concern parents of children scheduled to receive the vaccine.
Perhaps it was because Rep. Michele Bachmann was in her element at the CNN/Tea Party Republican Debate. With her campaign flagging, the founder of the Tea Party Caucus in Congress delivered a surprise body blow to the GOP front-runner, Texas Gov. Rick Perry.
Republican presidential candidate Michele Bachmann accuses Rick Perry of helping drug companies with the HPV vaccine.
During Monday's CNN/Tea Party debate, Rep. Michele Bachmann criticized Texas Gov. Rick Perry's short-lived 2007 executive order requiring girls to get a vaccination for human papillomavirus, claiming in part that his former chief of staff lobbied for the drug maker, and that the company made millions of dollars because of the order.
CNN's Jim Acosta previews the CNN Tea Party Debate in Tampa, Florida.
With Texas Gov. Rick Perry threatening to cement his standing atop the national polls, his rivals for the Republican presidential nomination aggressively sought to undermine his conservative credentials on Monday during the first-ever CNN/Tea Party debate in Florida.
Steven Soderbergh's movie "Contagion," which opened in theaters Friday, speaks to globalization in an era when risk is shared by the entire planet, but benefits remain prioritized to exclusive, usually wealthy populations.
"Contagion" is only a movie thriller but Laurie Garrett, an expert used for the film, explains why it could become fact.
Pakistani security forces have detained a doctor who is suspected of helping the CIA try to collect DNA samples from people who lived in Osama bin Laden's compound before the terrorist leader's death.
A Pakistani doctor was arrested for allegedly trying to obtain bin Laden DNA through a vaccination drive in Abbottabad.
Adults tend to miss vaccines that can help keep them healthy.
"Voodoo and Vaccines" explores how Benin is adopting modern medicine into a culture where voodoo healers are tradition.
Each year millions of children under the age of 5 in the developing world die of pneumonia and diarrhea. The vaccines to prevent deaths from these diseases do not need to be invented -- they already exist.
Donors pledge billions for children's vaccines. CNN's Ralitsa Vassileva reports.
Over $4.3 billion was pledged by major public and private donors at a conference in London on Monday to aid projects vaccinating children in developing countries.
Four doses of rabies vaccine are enough to prevent infection in most kids exposed to the deadly virus, according to a new policy statement from the nation's largest organization of pediatricians.
Japan halts the use of two vaccines for infants commonly used around the world. CNN's Kyung Lah reports.
A safety panel convenes in Japan Tuesday to examine whether two vaccines widely used around the world contributed to the deaths of five children in the past month.
A South Korean farmer for 15 years, Sa Taek-hwan, lost his livelihood overnight.
South Korean animal rights groups allege that pigs infected with foot and mouth disease are being buried alive.
The Supreme Court ruled for drug manufacturers Tuesday, deciding that a case brought by a Pennsylvania family who says their child was injured by a vaccine cannot be heard outside of a court created to hear such claims.
CNN's Dr. Sanjay Gupta talks to Bill Gates about what his foundation aims to do with and for vaccines.
Microsoft founder Bill Gates sat down recently with CNN Chief Medical Correspondent Sanjay Gupta in Davos, Switzerland. The billionaire philanthropist was attending the World Economic Forum to push his mission of eradicating polio by 2012. Gates, through his foundation, also pledged $10 billion to provide vaccinations to children around the world within a decade.
From 2009: Oral cancer has primarily been a man's disease, but more women are developing it and one factor is HPV.
Boys and young men who receive the human papillomavirus vaccine appear to be at reduced risk of contracting the virus and developing the genital warts associated with the common sexually transmitted disease, according to a large international study published this week in the New England Journal of Medicine.
Germs. The word alone can put a room of new or expecting moms on high alert. After all, those pesky little microbes can be a big worry for parents trying to safeguard their tiny babies from sniffles, runny noses, fevers and worse.
Andrew Wakefield answers charges that his study linking autism to vaccines is fraudulent.
Evidence disputing any link between autism and vaccines has been gathering for a decade. The anti-vaccine movement's lynchpin, Dr. Andrew Wakefield, has been shown to be nothing more than a grifter in a lab coat, with the prestigious British Medical Journal calling his work "an elaborate fraud."
The medical journal that published a now-retracted paper linking childhood vaccines to autism conducted only a cursory investigation into complaints about the research when they emerged, another British journal reported Tuesday.
Finally, after 13 years of needless controversy, the British Medical Journal determined that Andrew Wakefield's vaccine-autism link constituted an "elaborate fraud."
The controversy over the existence of a link between autism and vaccines is not likely to end, even after the only study to imply such a link has been discredited, retracted and called an "elaborate fraud."
Journalist Brian Deer says Andrew Wakefield's autism study was a fraud and that he should face criminal charges.
A now-retracted British study that linked autism to childhood vaccines is an "elaborate fraud," according to a medical journal -- a charge the physician behind the study vigorously denies.
What is the deal with the HPV shot for teen boys? I have heard that is now being advised for males. I have a 15-year-old son.
It's that time again: Everywhere you go, people are sniffling, sneezing, and coughing. Think you're next to get sick? Not necessarily.
I am six months pregnant and have a couple of questions about babies who have recently died from whooping cough in California. How were they introduced to the bacteria? Can breast-feeding prevent this illness?
CNN's Elizabeth Cohen explains what whooping cough is, breaks down the common symptoms and ways to prevent it.
Whooping cough, also known as pertussis, has claimed the 10th victim in California, in what health officials are calling the worst outbreak in 60 years.
For years, Kelly Lacek felt she and her husband made the right choice by not having her two youngest kids vaccinated. After all, the children were thriving without immunizations.
Health plans that allow for many tests, doctor visits and hospital stays don't necessarily deliver the best quality of care for the cost, according to a new industry report Wednesday.
The Supreme Court suggested Tuesday that congressional ambiguity in crafting a 24-year-old law is largely to blame for a bitter, ongoing legal and medical fight over the safety of childhood vaccines.
At least two years ago, I received the first of three shots for the HPV vaccine. At the time, I was not told about the additional shots, and so never got them. Am I still able to do the vaccine, whether I start over again or just get the next two shots? Can I be tested for HPV to see if it's even worth it any more?
On playgrounds and at playdates, it's hard to have a conversation about childhood immunizations without the word autism popping up. In fact, a recent study published in the journal Pediatrics showed that one in four parents is concerned that vaccines can cause autism.
In March, CNN's Don Lemon spoke with Dr. Robert Geller about a court ruling that said vaccines aren't linked to autism.
Almost a year to the day after learning he had the deadliest form of brain cancer, Steve Holl was dancing at his daughter Eryn's wedding.
Jeff Raikes worked with Bill Gates at Microsoft, most recently as president of the business division, for almost 29 years before joining the Bill & Melinda Gates Foundation as CEO in 2008. The last two years, he's worked building relationships with partners of the $33 billion foundation.
There's a liquid drug that women can get injected into a layer of muscle -- three separate times over a six-month period -- that can protect them from a kind of cancer. From a scientific perspective, that's amazing. In terms of public health, it's a breakthrough.
It was the fifth game of the 2009 Ohio State University football season, and offensive lineman Andy Miller cheered as the Buckeyes sprinted past the Indiana Hoosiers, 33-14, the fourth win of the year. The campus was brimming with excitement, yet for Miller the occasion was bittersweet.
As students return to U.S. classrooms, it's time for people to begin thinking about flu shots.
With the promise of coming AIDS vaccines, former President Bill Clinton urged the world's nations Monday not to give up on funding to prevent a calamity.
Former U.S. President Bill Clinton talks about the state of international funding for AIDS prevention and care.
On a beautiful morning in my hometown of Walnut Creek, California, I sat watching my daughter playing in the park. There she was, along with many other kids, swinging, sliding, and running with the kind of pure joy you see only in children.
Whooping cough, declared an epidemic in California last week, may look like just a cold or a persistent cough in adults. But in infants, it can be fatal, making adult vaccination essential, doctors say.
Whooping cough claims the lives of five babies and sickens hundreds in California. CNN's Elizabeth Cohen reports.
California health officials say there's an increase in cases of whooping cough, which is believed to have killed five people in the past few months.
Sunday Kirunda paid $1,250 for a bus travel package to South Africa, but the 41-year-old Ugandan just can't seem to get out of his own country.
Faced with looming patent expirations on its biggest products and a withering pipeline of new drugs, Sanofi Aventis was in trouble when Chris Viehbacher became CEO in December 2008. Shares of the French drug giant had dropped some 20% since it was formed in 2004 by a merger between Sanofi-Synthelabo and Aventis, vastly underperforming rivals Bristol Myers-Squibb and GlaxoSmithKline.

