Why won’t scientists do placebo trials?
Many vaccines have been tested with saline placebos, contrary to Del Bigtree’s claim. Active controls are also valid when a safe vaccine exists.
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:
Many vaccines have been tested with saline placebos, contrary to Del Bigtree’s claim. Active controls are also valid when a safe vaccine exists.
Dr. Simone Gold posted a video that claims even though pregnant women were once warned to avoid things like sushi and wine, they are now being told to get four vaccines during pregnancy, including one the she says cannot be “turned off.”
A rare illness, not vaccines, explains a viral story of bruising and rash. We look at the facts behind Alexis Lorenze’s claims about vaccination.
Vaccines don’t reduce fertility. The claim that they’re part of a secret depopulation plan is a false conspiracy that misrepresents public health goals.
A preprint study raised questions about the flu shot, but major flaws and missing context mean it shouldn’t change how we view flu vaccine protection.
A new study didn’t show pneumococcal vaccines are harmful, it showed they weren’t very effective in one older group. Here’s what the data really says.
A viral tweet falsely claims MMR causes measles. Learn why vaccine inserts list outdated risks and how MMR safely prevents, not causes, measles outbreaks.
Is natural measles better than the vaccine? RFK Jr. says yes—but science says no. Learn why measles is dangerous and the vaccine offers strong, lasting protection.
Did vaccines worsen Alexis Lorenze’s condition, PNH? Viral claims clash with evidence showing existing health issues and a parvovirus infection. Learn more.
A video falsely claims that live vaccines, like the mpox vaccine, can cause death through shedding, but mRNA COVID vaccines do not shed, and live vaccines remain critical for public health.