Have the flu or know someone with it? Flu cases surge to highest levels in 15 years, CDC says
Influenza levels in the US are the highest they've been in 15 years amid winter weather and a second wave of the virus.
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Do you have the flu? Watch out for these 2025 symptoms, from mild to emergency
View this interactive chart on Fortune.com Most people who ... And while the 2024–25 seasonal flu vaccine doesn’t protect against H5N1 bird flu, the more people who get the vaccine, the ...