Vaccine - Page 3

February 1, 2026

How long you’re contagious with the flu — and when it’s safe to go out

How long are you contagious with the flu? Experts say you can spread the virus for five to seven days after symptoms start, sometimes longer for children and adults.

January 22, 2026

Can the flu shot actually give you influenza? Doctors set the record straight

Medical experts debunk flu shot myths: vaccines use inactive virus that cannot cause illness. Discover what side effects actually mean for your immunity.

January 13, 2026

RFK Jr reshapes CDC vaccine panel with new OB-GYN appointments

RFK Jr. reshaped CDC's vaccine panel with new appointees, sparking debate over childhood immunization policy changes and vaccine safety recommendations.

January 10, 2026

FDA commissioner responds to Newsom’s claims on vaccine schedule changes

Food and Drug Administration Commissioner Dr. Marty Makary joins ‘Fox News Live’ to discuss changes to the food pyramid and push back against criticism targeting updates to the vaccine schedule.

January 5, 2026

CDC slashes childhood vaccine schedule in unprecedented overhaul following pandemic trust issues

Centers for Disease Control and Prevention cuts childhood vaccine recommendations from 18 to 11 diseases as Health Secretary Robert F. Kennedy Jr. addresses declining vaccination adherence.

January 2, 2026

Experimental vaccine could save thousands of lives per year, scientist claims

The first-ever fentanyl overdose prevention vaccine could save thousands of lives annually, with human trials beginning in early 2026 after animal studies.

December 24, 2025

Flu by state: Where this season’s highly contagious variant is spreading the most

A highly contagious flu mutation called subclade K is sweeping the nation, raising health concerns about vaccine effectiveness this season. Here are the states at most risk.

December 17, 2025

Major study reveals why COVID vaccine can trigger heart issues, especially in one group

Stanford researchers identify two proteins that cause rare heart inflammation after COVID-19 vaccination, offering insights into myocarditis prevention.

December 15, 2025

‘Aggressive’ new flu variant sweeps globe as doctors warn of severe symptoms

Flu season intensifies as the new H3N2 variant causes severe illness worldwide. Experts urge vaccination, hand-washing and staying home when sick to prevent transmission.

December 11, 2025

Biotech CEO aims to make potential fentanyl vaccine 'as easily accessible' as possible

Fox News senior national correspondent Rich Edson has the latest on how a biotech company plans to test its vaccine that could protect people from fentanyl's lethal effects on 'Special Report.'