Vaccinations are important to protect against a host of diseases.
Minority opinions posted online can skew social consensus.
It's not just measles you need to worry about.
Anti-vaccine protesters at a rally.
Ted S. Warren/AP Photo
Studies have shown that the reasons for anti-vaccine sentiment run deep, and scientific facts don't often matter. A new study drills deeper into reasons for resistance and possible ways to counteract them.
The vaccine coverage needed for herd immunity varies from disease to disease.
When a certain percentage of a population has been vaccinated, it prevents an infectious disease from spreading. But that threshold depends on the disease.
Measles is contagious three or four days before a rash appears on the skin, making it highly communicable.
Seven to 10 days in bed with a high fever and rash is the best outcome you can expect if your child catches measles. Brain damage or death is the worst.
A health worker administers the Ebola vaccine.
The threat posed by measles is on the rise again in a number of countries in the world. One of them is the Democratic Republic of the Congo.
If you’re going overseas with your little one, you can vaccinate them against measles early. But they’ll still need their regular jab when they turn one.
Babies are normally vaccinated against measles at 12 months old. But doctors are now suggesting having the shot as early as six months might be worthwhile for youngsters traveling overseas.
Two women sell roadside refreshments in rural Kano in 2011.
Nigeria’s highly mobilized efforts to eliminate polio, and even tackle measles and other vaccine-preventable diseases along the way, may have lessons for the US.
If a Canadian health-care professional believes that an adolescent is a mature minor and has not been vaccinated, they are legally and ethically obliged to provide them with information about vaccination.
In Canada, the age of consent for health-care decisions is assessed on a case-by-case basis. It can be age 14, or sometimes even younger.
Terry Roark holds a photo of her son, Thomas, at the state Capitol in Sacramento, California, April 24, 2019, to voice opposition to a bill that would allow state health officials more say in vaccine exemptions.
Rich Pedroncelli/AP Photo
As measles cases surge, people blame parents who refuse to vaccinate their children. A sociologist who has studied public health says anti-vaxxers may not be so different from the rest of us.
The majority of people in Australia who haven’t had all the vaccinations they need are adults.
There are many reasons adults might not be up to date with the vaccinations they need. Catching up is easy enough, and vitally important in the fight against infectious diseases.
A risk analysis could offer insight into the anti-vaccination decision of some parents.
An economics risk analysis offers some insight into the modern anti-vaxx movement.
A 6-month-old who is infected with measles in Madagascar, March 2019.
AP Photo/Laetitia Bezain
Scientists identified the general pattern of measles infections as a country moves toward eliminating the disease. This roadmap can help public health workers most efficiently fight and end measles.
One reason for the likes of the anti-vaxxers movement is a misplaced faith in Mother Nature.
Several parents do not want their children vaccinated, for religious or other reasons.
Measles cases in the US have reached their highest in 25 years. A bioethicist argues why parents opposed to vaccination are not just wrong about the science, but about the morals.
Steve Sierzega receives a measles, mumps and rubella vaccine at the Rockland County Health Department in Pomona, N.Y., Wednesday, March 27, 2019.
Seth Wenig/AP Photo
The growing number of cases of measles has many people asking: Am I safe? A vaccine expert provides some answers.
Signs in Rockland County, New York telling people about free vaccines in an effort to curb the measles outbreak there.
Seth Wenig/AP Photo
As the measles outbreaks spread, public health officials are trying different measures to curb it. Yet there are limits to what they can do as they balance community safety and personal freedom.
Most Canadians support the idea of mandatory vaccination. But unintended consequences could worsen the under-vaccination problem.
Because of the potential drawbacks of forcing people to vaccinate their children, we should take other measures to increase vaccination rates.
Scientific evidence is clear: Vaccination is good for people and society. Online discussions are increasingly reflecting that reality.
Social media activity suggests that pro-vaccine evidence may be starting to outweigh anti-vaxxer disinformation.
Precedents exist for making people have certain vaccines. Perhaps it's time to extend this.