Vaccines

A University of Pittsburgh study found that one RSV shot during pregnancy cut the odds of a newborn landing in the hospital by nearly 70%.

An individualized mRNA neoantigen vaccine added to pembrolizumab reduced the risk of recurrence by 49% and distant metastasis by 59% in resected high-risk melanoma, with benefits holding through five years of follow-up in a phase 2b trial.

Cambridge researchers have completed the first human trial of pEVAC-PS, an AI-designed vaccine intended to protect against the entire family of Sarbeco viruses, finding it safe and well tolerated across all dose levels, with modest immune responses that warrant further investigation in a phase 2 trial.

Eli Lilly and Company is acquiring three vaccine companies to expand its reach into infectious disease research and prevention.

A CDC study found people vaccinated within the past six months were nearly half as likely to transmit SARS-CoV-2 to those they live with.

A new influenza strain could fuel a severe flu season while a surge in measles cases threatens U.S. elimination status, emphasizing that vaccination remains critical to limiting disease spread and severity, according to faculty from Johns Hopkins Bloomberg School of Public Health.

A study of more than 1 million UK medical records found that getting a flu vaccine between ages 40 and 50 did not increase Parkinson’s disease risk and was even associated with a lower estimated prevalence eight years later, suggesting a possible protective effect that warrants further research.

ACIP votes to change hepatitis B vaccine guidelines, delaying newborn doses for HepB-negative mothers, sparking debate among medical professionals.

ACIP reviews hepatitis B vaccine guidelines, focusing on infant immunization schedules and new recommendations during its December 2025 meeting.

Ralph Abraham's appointment as CDC's principal deputy director raises concerns over vaccine trust and public health amid political pressures and misinformation.

Public health experts express concern over the CDC's revised vaccine-autism webpage, warning it may fuel mistrust and confusion about vaccine safety.

The CDC's recent update on vaccines and autism sparks confusion, raising concerns about public trust and the implications for vaccine safety.

mRNA COVID-19 vaccines enhance immune responses, improving cancer treatment outcomes with immune checkpoint inhibitors and offering hope for hard-to-treat tumors.

A recent JAMA Pediatrics study revealed the enduring effectiveness of the HPV vaccine, highlighting its role in reducing cancer risk among young women.

A real-world analysis shows Shingrix effectively prevents shingles in adults over the age of 65, including immunocompromised people. Two doses provide better protection than one.

A study revealed that the 2024-2025 COVID-19 vaccine significantly reduces emergency visits, hospitalizations and deaths among U.S. veterans.

The CDC updates vaccine schedules, emphasizing personalized decision-making for COVID-19 shots and recommending standalone chickenpox vaccines for toddlers.

The Advisory Committee on Immunization Practices pulled back its recommendation concerning a shot that combines the measles, mumps and rubella vaccine with one for varicella. A vote on the hepatitis B vaccine at birth was postponed until tomorrow.

ACIP's upcoming meeting addresses vital vaccine updates, including COVID-19 and MMRV, while introducing new members to enhance public health transparency.

Parents express mixed feelings about COVID-19 vaccines, revealing a significant divide in trust and safety perceptions, according to a KFF survey analysis.

Jennifer Walsh of George Washington University’s School of Nursing warned that limiting COVID-19 vaccine approvals to older adults and high-risk groups could heighten disparities, reduce access and leave vulnerable populations at greater risk of infection and severe outcomes.

Parents are facing mixed messages on back-to-school vaccines, with David Dodd of GeoVax urging families to prioritize required school shots first, then flu and RSV, while weighing COVID-19 decisions with their pediatrician amid conflicting federal and pediatric guidance.

COVID-19 reveals significant political polarization in public health, impacting vaccine attitudes and infection concerns among Democrats and Republicans.

Experts criticize the FDA's narrow COVID-19 vaccine approval, warning it limits access and undermines public health amid rising hospitalization rates.

The FDA suspends Ixchiq, the first approved chikungunya vaccine, over safety concerns, impacting its availability in the U.S. market.