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Flu vaccine
Every story about Flu vaccine, updated as news breaks.
What to know
- Influenza is a contagious respiratory virus that can cause mild to life‑threatening illness. Jan 7
- Typical flu symptoms appear quickly and include fever, chills, headache, body aches, cough and fatigue. Jan 7
- Flu symptoms range from fever and chills to cough, fatigue and sometimes vomiting or diarrhea. Jan 2
- The 2025‑2026 flu vaccine adds an updated H3N2 antigen alongside H1N1 and influenza B. Jan 2
Timeline
- Jan 7, 2026
- Jan 2, 2026

