The Top 5 COVID-19 Stories This Week

The Vaccine Integrity Project, in collaboration with the American Medical Association, conducted a vaccine and immunization effectiveness and safety review for RSV, Influenza, and COVID-19 for the 2026-2027 season. JAMA published the review, and here is an overview of the data going into this year's seasonal respiratory virus season.

The 18-year old resident of the state suffered from acute disseminated encephalomyelitis. Pennsylvania numbers are surging with some of the highest state totals of measles cases in the country.

The death was reported in Jefferson County where the coroner released a statement announcing it was in an unvaccinated woman.

FDA approved updated 2026-2027 COVID-19 vaccines from Pfizer-BioNTech, Moderna, and Novavax's partners, all reformulated to target the XFG variant, giving clinicians several options ahead of the fall respiratory virus season.

GSK will advance its investigational mRNA seasonal flu vaccine candidate, which targets both hemagglutinin and neuraminidase, into a phase 3 trial in September 2026 after the shot outperformed licensed flu vaccines in a phase 2 study.

A new study in infants challenges the long-standing belief about the pathogen’s effects in the youngest pediatric population. Senior author Joseph Zackular, PhD, provides insights around his work including how it reshapes gut development and offers potential intervention strategies to shield neonates.

Reported cases of Legionnaires’ disease have been on the rise for the past decade, and identifying Legionella bacteria requires specialized testing in the microbiology lab. Here is a clinical overview of Legionella bacteria, including required testing, treatment, and reporting to public health officials.

In its second disease cluster this summer, city officials are cleaning building towers in the South Bronx amidst an ongoing investigation and are rolling out measures to prevent future Legionnaires' cases.