WebOct 18, 2024 · When you have the flu (influenza), you're most contagious from 24 hours before symptoms begin through the first three to five days of the illness. Children and … WebJun 11, 2024 · The (H1N1)pdm09 virus was very different from H1N1 viruses that were circulating at the time of the pandemic. Few young people had any existing immunity (as detected by antibody response) to the …
Human Serology & Flu CDC
WebDec 21, 2024 · Types A and B influenza are the more common forms of this infection, routinely causing seasonal outbreaks. Type C influenza … WebIn 1971, influenza viruses were first classified based on the antigenic properties of their structural and surface proteins: the nucleoprotein (NP) [type] and hemagglutinin (HA) and neuraminidase (NA) [subtype] proteins, as well as the species of origin. bioinformatics research
Influenza A vs. B: Differences, symptoms, treatment, and more
WebDec 2, 2024 · Flu symptoms usually follow a specific timeline, although this can vary a bit from person to person. Symptoms usually begin 1 to 4 days after exposure and can last for up to 2 weeks. You can spread the virus … On day five of your flu infection, the pharmacy calls to let you know that Tamiflu is in stock again. However, it is likely too late in the illness for it to make a difference for you. It is expensive, you do not have health insurance, and you were not able to take it within 24 to 48 hours, for these reasons you decide not to get … See more The flu affects different people in different ways. Not everyone who gets the flu will have the same symptoms. This is the day before any symptoms appear. Today, you feel fine. You are … See more Although the virus will not affect everyone the same way, take a look at some of the most common ways it can affect someone on a day-by-day basis so you can be prepared and know what to expect if you or a … See more Although Relenza is effective against the flu, it is an inhaled medication and is not recommended for people with asthma or other lung diseases because it can make their symptoms worse. You do not know this (although the … See more Because you are not feeling any better, you decide it is worth the money to go see a doctor today. You go to a walk-in urgent care clinic where you are diagnosed with a flu-like illnesslikely influenzaeven though no test was … See more Web1918. [Illustration of a male and female and an arrow pointing down, with the number 42 under the female icon and 36 under the male icon] Spring and fall waves of influenza (”flu”) activity cause the average life expectancy … dailyhunt in english news