November 21, 2025 - People who are up to date with their COVID-19 vaccine have lower risk of severe illness.

1 day ago - Some members of the CDC’s vaccine advisory panel have publicly questioned the safety and manufacturing of the shots, including raising a debunked theory that DNA contaminants in the vaccines are harmful.

December 10, 2025 - “But COVID’s worse,” he added. A case of COVID-19 is about 10 times as likely to induce myocarditis as an mRNA-based COVID-19 vaccination, Wu said.

December 31, 2025 - Recent research led by WHO/Europe together with partners in 7 Member States shows that SARS-CoV-2, the virus that causes COVID-19, continues to cause hospitalizations and deaths throughout the WHO European Region. It also confirms that getting an up-to-date COVID-19 vaccine continues to be the most effective way of preventing severe disease from COVID-19.

November 7, 2025 - Among many issues, the complaint cited “material inaccuracies, including an allegation that the Covid-19 vaccine resulted in ‘DNA contamination'” presented by the new COVID-19 vaccine work group. We sent questions to El-Deiry and Kuperwasser about scientists’ concerns regarding their presentation.

February 5, 2026 - Consistent with earlier research, political conservatism was associated with greater COVID vaccine and booster hesitancy and lower rates of vaccine uptake. But when researchers examined how personal ideology interacted with local political climate, conservatives appeared more responsive to their surroundings. Conservative participants living in liberal political climates were less hesitant about vaccination and substantially more likely to have received a COVID booster than conservatives living in conservative areas.

December 2, 2025 - The study, conducted in mice, revealed that adenovirus-based (Ad5) vaccines induced the most sustained antigen expression lasting more than a week and produced stronger immune responses after a single dose.

November 5, 2025 - For additional information about the degree of immune suppression associated with different medical conditions and treatments, providers can consult General Best Practices for Immunizations, the CDC Yellow Book, and the Infectious Diseases Society of America policy statement, 2013 IDSA Clinical Practice Guideline for Vaccination of the Immunocompromised Host. People who were vaccinated for COVID-19 and subsequently become moderately or severely immunocompromised should follow the COVID-19 vaccination schedule in Table 2.

February 10, 2023 - They include: the vaccine will make women sterile; the vaccines are too new; the shots have a microchip in them; the vaccine itself will give me COVID; I’m immune because I had COVID; breakthrough cases prove vaccines are useless.

In particular, the proliferation ... COVID-19 vaccinations offering an especially salient recent example5. These arguments influence individuals’ decisions to have vaccinations. Indeed, mere exposure to online vaccine misinformation may lower vaccination intentions6 and belief in misinformation is cross-culturally associated with lower readiness to be vaccinated against COVID-197. The perpetuation of misconceptions and logical fallacies by vaccine ...

1 month ago - According to the Centers for Disease Control and Prevention (CDC), between 380,000 and 540,000 people were hospitalized in the United States due to COVID-19 during the 2024-2025 season, and between 44,000 and 63,000 of them died. That’s why researchers at Vanderbilt Health and around the country continue to evaluate the effectiveness of vaccines approved by the Food and Drug Administration to reduce the severity and lethality of respiratory infections caused by the ever-mutating SARS-CoV-2 virus.

February 5, 2026 - Urato has questioned the safety of vaccines during pregnancy, contradicting evidence-based recommendations. Biss testified before Congress in 2023 that miscarriage rates at her practice rose after COVID-19 vaccines became available, lacking ...

1 week ago - A frequent fallacy consisted in concluding on the ineffectiveness (or low effectiveness) of vaccines after noticing the apparently high proportion of vaccinated patients among COVID-19-related hospitalisations and deaths, without taking into ...

July 31, 2025 - AAP FactCheck has debunked 2 vaccines myths that have been circulating: no, a study did not report that a rise in cancer rates was explained by COVID-19 vaccine mandates; and no, researchers did not find COVID-19 mRNA vaccines killed more people than the virus.

October 14, 2025 - There’s a value judgment that is absent from every other medication in medicine.” · With Covid-19 we were told, in no uncertain terms, that vaccination was our only way out of the pandemic, that natural immunity from prior infection was ...

December 23, 2025 - The vaccine was an estimated 76 percent effective against emergency department or urgent care visits for COVID-19–like illness in children nine months to four years old, compared with not getting the vaccine.

May 14, 2021 - Chandan Khanna/AFP via Getty Images · Researchers have found just 12 people are responsible for the bulk of the misleading claims and outright lies about COVID-19 vaccines that proliferate on Facebook, Instagram and Twitter.

January 29, 2026 - During the pandemic, many women were afraid to be vaccinated because of widespread misinformation that COVID-19 shots would harm their chances of getting pregnant. But in a new study from Sweden, researchers found no statistically significant ...

1 month ago - Kennedy’s unsupported or misleading claims about the measles vaccine, which is part of the MMR vaccine, include his March 2025 assertion that the measles vaccine leads to “deaths every year,” according to FactCheck.org, a project of the Annenberg Public Policy Center. In April, Kennedy “minimized” the risk that Covid-19 poses to children and exaggerated the risks of the vaccine, according to FactCheck.org.