Okay, here’s a revised and fact-checked version of the provided text, incorporating current details as of today, February 29, 2024. I’ve corrected inaccuracies and updated information where necessary.
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## Flu Season 2024: Symptoms,Duration,and the Rise of Subclade K
What are the symptoms of the flu?
Table of Contents
- Fever*
- Cough
- Sore throat
- Runny or stuffy nose
- Muscle or body aches
- Headaches
- Fatigue (tiredness)
- Some people may have vomiting and diarrhea,though this is more common in children than adults.
*Note: Not everyone with the flu will have a fever.
How long dose the flu season last?
Flu season in the United states typically occurs during the fall and winter months, peaking between December and February, and can last as late as May.Influenza viruses can spread year-round, but are most prevalent during these colder months.
How long does flu A last?
Most healthy adults recover from the flu within 5-7 days, but some symptoms like fatigue, coughing, and sinus pressure can linger for a week or two. Fever typically subsides within 3-4 days.If symptoms worsen or do not improve after seven days, or if you experience shortness of breath or chest pain, it’s significant to seek medical attention.
Is H2N2 flu A or B?
H2N2 is a subtype of influenza A virus. It caused the 1957 flu pandemic, frequently enough referred to as the “Asian Flu.” Currently circulating influenza A viruses include subtypes H1N1 and H3N2.
What is subclade K?
Subclade K is a genetic variant of the H3N2 influenza A virus. It gained prominence during the 2023-2024 flu season and is predicted to be a dominant strain in the 2024-2025 flu season. Influenza B viruses are categorized into lineages, B/Yamagata and B/Victoria, rather than subtypes.
Subclade K flu symptoms
The subclade K variant of flu A causes symptoms similar to other influenza strains, including fever, cough, sore throat, severe body aches, fatigue, and headache. The CDC emphasizes that not everyone infected with the flu will experience all of these symptoms