Vaccination

New data suggest that respiratory syncytial virus may be returning to its pre-COVID-19 seasonality — a winter peak — which could help determine when people should be vaccinated against it, researchers said.

Over the last decade, there have been several updates to pneumococcal vaccinations in adolescents and adults, often leading to confusion among health care providers.

Lower vaccination rates led to a surge in cases of one type of vaccine-derived polio last year, according to a report published Thursday in MMWR.

SEATTLE — An intervention called LinkUP improved rates of COVID-19 testing and vaccination referral acceptance among people who inject drugs, with increased impact among those experiencing homeless, researchers found.

The antiviral nirmatrelvir, which is part of Paxlovid, was linked to a significant reduction in the risk for long COVID and post-acute death in patients with at least one risk factor for severe illness, according to researchers.

Vaccines have such a major impact on both individuals and public health. But somehow, as time has gone by, that has been lost.

NEW ORLEANS — Electronic nudges and reminders highlighting the potential CV benefits of influenza vaccination led to a modest uptake in vaccination rates among older adults in Denmark, according to results of the NUDGE-FLU trial.

NEW ORLEANS — The first U.S. study to examine the link between COVID-19 vaccination and risk for major adverse cardiac events found that vaccination was protective against such events in patients with COVID-19.

Although the breakthrough infection rate has been high in patients using rituximab during the later stages of the COVID-19 pandemic, a small proportion of those who are fully vaccinated develop severe outcomes, according to data.

There was a sustained decrease in pertussis cases among young infants in the years after maternal Tdap vaccination was introduced in the United States, according to the results of a CDC study published in JAMA Pediatrics.