New Influenza Symptoms 2025: Early Signs and Red Flags
2 days ago · New influenza symptoms 2025 explained. Learn early warning signs, unusual symptoms, high-risk groups, and when to seek medical care.
A New, More Severe Flu Variant Is Spreading in the U.S.: What …
4 days ago · As the 2025–2026 flu season begins, health experts are closely watching a new, more severe flu variant spreading across the U.S. Known as subclade K of the H3N2 strain, …
New 'K Subclade' flu variant is rapidly spreading across the US — …
1 day ago · A fast-spreading mutated flu strain is pushing US infections past epidemic levels, raising fears of a severe winter season as doctors urge vaccinations amid rising …
How serious is the H3N2 ‘superflu’ variant? Symptoms and advice
6 days ago · What are the new symptoms? Even though it’s a new variant, Dr Aslam says, H3N2 presents as typical flu: fever, cough, sore throat, muscle aches, fatigue, and sometimes …
Flu symptoms 2025: Flu symptoms 2025: New variant ... - The …
1 day ago · Flu activity is increasing early across the United States as a new influenza A(H3N2) variant, subclade K, spreads during the holiday season. CDC data indicates doctor visits for …
Signs and Symptoms of Flu | Influenza (Flu) | CDC
Aug 26, 2024 · Symptoms Flu can cause mild to severe illness, and at times can lead to death. Flu symptoms usually come on suddenly. People who have flu often feel some or all of these …
What is the H3N2 flu strain — and how serious is it?
2 days ago · What are the symptoms? Flu signs and symptoms develop very rapidly and extreme tiredness is common, which differs from the symptoms of colds that occur more gradually, …
Influenza signs to watch out for as H3N2 strain spreads globally
14 hours ago · An expert has pinpointed the key warning signs of influenza to watch for, as a new variant, the H3N2 strain, spreads throughout many countries. Latest figures from the UK …
What Makes Flu Season 2025 Different? Unique Symptoms Of Flu …
5 days ago · The 2025 flu season is the worst in over a decade, with record-high infections, hospitalizations, and a rare second peak. Experts cite reduced immunity post-COVID, vaccine …
Early Signs Point to a Harsh Flu Season in the U.S.
Nov 19, 2025 · A version of this article appears in print on , Section A, Page 25 of the New York edition with the headline: This Season’s Flu Virus Appears to Be Spreading Faster and Earlier …