Does herd immunity matter?
Herd immunity protects vulnerable people by limiting disease spread. Learn why vaccines matter—even if they’re not perfect—and what happens when rates drop.
We debunk the latest vaccine misinformation each week in our Just the Facts: Correcting this week’s disinformation newsletter. Browse the other Just the Facts Newsletter Topics by clicking the link below:
Herd immunity protects vulnerable people by limiting disease spread. Learn why vaccines matter—even if they’re not perfect—and what happens when rates drop.
Despite claims, large studies comparing vaccinated vs. unvaccinated children show vaccines don’t harm kids—and do protect them from serious disease.
ACIP is accused of approving too many untested vaccines—but the facts show a careful process, ethical trials, and a schedule built to protect kids, not overwhelm them.
A viral tweet falsely claims MMR causes measles. Learn why vaccine inserts list outdated risks and how MMR safely prevents, not causes, measles outbreaks.
There’s no credible evidence linking vaccines to autism—just decades of global research showing they’re safe. Autism’s roots lie in early brain development.
Multiple childhood vaccines, including HPV, polio, and measles, were tested in placebo-controlled trials. RFK Jr.’s claim that only COVID was tested is false.
Do vaccines cause autism or go untested for safety? RFK Jr. says yes—but decades of research say no. Learn how vaccines are tested, monitored, and proven safe.
Does MMR immunity fade quickly? RFK Jr. says yes—but data says no. Most measles cases are in the unvaccinated, proving the MMR vaccine offers long-lasting protection.
Is the MMR the best way to prevent measles? As Texas sees another child die, anti-vaxxers attack RFK Jr.’s pro-vaccine stance—but the science is clear and urgent.
Can vaccines spread measles? Despite anti-vaxxer claims, there’s no evidence the MMR vaccine transmits measles. Learn the truth about vaccine shedding and safety.