Vaccines

President Donald J. Trump's health care overhaul during the first year of his second term reshapes Medicaid, vaccine policies, and drug pricing.

As the CDC shifts childhood vaccines to shared decision-making, new surveys show many Americans misunderstand what the policy means—and who it involves.

The CDC announced a significant change to the childhood immunization schedule that would reduce vaccine recommendations.

Leadership shakeups at the CDC, legal challenges, and growing scrutiny of the childhood immunization schedule have disrupted US vaccine policy.

COVID-19 vaccination during pregnancy lowers hospitalization and preterm birth risks, providing key guidance for maternal care strategies.

ACIP delayed the vote on the hepatitis B vaccine schedule amid ongoing controversy and misinformation surrounding vaccine safety and infant immunization.

RSV vaccines protect adults 60 years and older against illness, but effectiveness declines over 2 seasons, especially in those who are immunocompromised.

COVID-19 vaccination before infection lowered long COVID risk in adolescents, highlighting vaccines as an effective prevention strategy.

Measles vaccinations and preparation can prevent significant strain on financial and public health systems in the country.

Women who received the mRNA COVID-19 vaccine in their first trimester did not have an increased risk of their child having a major congenital malformation.

The second dose of influenza vaccine was less effective overall when the studied cohort was expanded to any child younger than 9 years.

The Trump administration highlighted a potential autism risk from prenatal acetaminophen use, but studies demonstrate conflicting evidence.

With vaccination rates slipping and new policies emerging, parents need to know what’s changing as kids head back to the classroom.

The governors California, Oregon, Washington, and Hawaii came together to announce their winter virus recommendations.

Susan Monarez, PhD, warns of absent evidence, political pressure, and risks to public health after being fired last month by HHS Secretary Robert F. Kennedy Jr.

More than 2700 parents responded to a survey from the Washington Post and KFF on routine and seasonal childhood vaccinations for their children.

Joseph Ladapo, MD, PhD, Florida’s surgeon general, announced the move during a news conference where he stated that he would end “every last one of them.”

The governors of Washington, California, and Oregon have launched the West Coast Health Alliance to provide evidence-based guidance amid shifting CDC policies.

There are many types of vaccine technologies, and this article will explore a diverse set that includes attenuated live pathogens and toxoid vaccines, highlighting their mechanisms, benefits, and limitations.

The FDA has approved an updated COVID-19 booster while limiting access to high-risk individuals, amid ongoing debates on vaccine safety and efficacy.

Research reveals a significant decline in reported conflicts of interest among the CDC's and FDA's vaccine advisory committees, challenging Robert F. Kennedy Jr's claims.

Broad COVID-19 vaccination proves economically beneficial, especially for older adults, highlighting significant health and financial advantages.

Robert F. Kennedy Jr halted 22 mRNA vaccine initiatives, drawing criticism from health experts over pandemic preparedness concerns.

Prenatal exposure to per- and polyfluoroalkyl substances (PFAS), a class of persistent environmental pollutants, was linked to significant shifts in infant T helper cell development, raising concerns about long-term effects on vaccine response, immune regulation, and disease susceptibility.

A nationwide Danish cohort study demonstrated no increased risk of serious adverse events following vaccination with JN.1-updated mRNA COVID-19 vaccines, reinforcing their safety profile and supporting continued use in high-risk populations amid ongoing viral evolution.

Thimerosal, a mercury-based preservative, has been incorrectly linked to the development of autism by antivaccine groups.

The plaintiffs are seeking preliminary and permanent injunctions against recent COVID-19 vaccine policy changes and a declaratory judgment that the HHS secretary’s actions were unlawful.

Controversy surrounds the Advisory Committee on Immunization Practices’ (ACIP) first meeting under new leadership as vaccine skeptics join the panel.

Model predicts millions of cases, hospitalizations, and deaths if routine childhood vaccination rates decline significantly.

The announcement of the new members of the CDC Advisory Committee on Immunization Practice comes days after the HHS secretary removed all previous members of the panel.