COVID Rising, New mRNA Flu Vaccine Available
- COVID-19 levels stay low nationally but continue increasing, underscoring the need for adult respiratory vaccines.
- mFLUSIVA, Moderna's first mRNA...

Created by Frank Samide
Adult vaccine guidance, approvals, boosters and travel updates from CDC, FDA, WHO
Explore the latest content tracked by Adult Immunization Updates
PPV23 vaccination shows promise for reducing cardiovascular risk in adults, with a meta-analysis of RCTs and propensity-adjusted cohorts reporting a...
A locally acquired measles case in an adult exposed multiple central Orange County locations, prompting immunity checks for anyone present.
Experts reassure that updated flu and COVID vaccines will be widely available this season with insurance coverage intact, despite federal...
A local adult measles case with multiple public exposures reinforces ongoing transmission risks in Orange County, where national cases hit 2,566 in...
A reanalysis of FDA clinical data for Moderna's mFLUSIVA (mRNA-1010) reveals a stark risk-benefit imbalance, prompting a formal request to Secretary...
Cost coverage isn't enough to close adult pneumococcal vaccination gaps.
Meijer now lets adults book flu, RSV, shingles, and pneumonia shots weeks ahead at rx.meijer.com—even before stock arrives—making it simpler to stay current before respiratory season hits. COVID-19 vaccines are still excluded until fall approval.
Kindergarten vaccine exemptions rose to 4.2% in 2025–2026 from 3.6% the prior year, with coverage for MMR, DTaP, polio, and varicella vaccines...
The Advisory Committee on Immunization Practices voted in December 2025 to change the universal birth-dose guidance for hepatitis B vaccination.
Most U.S. adults lack immunity to hepatitis A or B even with long-available vaccines and recent universal HBV recommendations.
Human studies now provide evidence that intranasal, inhaled, and oral vaccination can generate meaningful local responses, pointing to a promising frontier for stronger immunity beyond traditional shots.
Recent moves are turning cost and scheduling into non-issues for adult shots.
CDC silence on fall respiratory vaccines is leaving adults without timely guidance as the season approaches. While the FDA issued flu recommendations...
Maine has expanded its universal immunization program to cover adults through age 64, letting providers order vaccines at no cost so they are...
COVID-19 is rising in all 50 states, though broad immunity keeps hospitals from being overwhelmed.
Nearly two-thirds of Pennsylvania's historic measles cases are adults aged 18-49, all unvaccinated, in an outbreak that has already hospitalized 52...
Virginia health officials are urging adults through age 26 to complete HPV vaccination if they missed earlier doses.