As the weather cools, the season for influenza, RSV, COVID-19, and other respiratory illnesses is upon us, prompting many Americans to line up at pharmacies and clinics to update their vaccinations. Despite recent changes in federal health leadership, the annual flu shot recommendations remain largely the same.
Health Secretary Robert F. Kennedy Jr. has stirred uncertainty over vaccine access by replacing every member of the committee that advises the CDC on annual immunization guidelines.
Are there any updates to the flu vaccine this year?
In July, a small but notable change took place when RFK Jr. approved a controversial ACIP recommendation to eliminate thimerosal, a previously common preservative, from all flu vaccines.
Thimerosal, a preservative already mostly removed from US vaccines, has been a frequent target of anti-vaccine groups despite widespread scientific agreement on its safety. Experts note that advances in manufacturing have further reduced the necessity for such additives.
While the CDC highlights thimerosal-free vaccines for the 2025-2026 season, this update is unlikely to cause significant changes, as 96 percent of flu vaccines in the US were already thimerosal-free during the 2024-2025 season.
Who is eligible for a flu shot?
Anyone aged six months and older can receive the flu vaccine, unless they have a medical condition, such as an allergy to its components or a history of severe reaction, that prevents immunization.
The FDA approved FluMist in September 2024, a nasal spray option for flu vaccination. However, it is not suitable for certain groups, including children under 2, adults over 50, pregnant individuals, people with weakened immune systems, or those taking specific medications.
Who should get a flu shot and why?
Health authorities, including the CDC, the American Academy of Pediatrics, and the American Academy of Family Physicians, recommend that everyone aged si
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