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1. www.webmd.com › covid › covid-omicron-variantOmicron Variant: Symptoms and Treatment - WebMD

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   2023年8月17日 · What Is the Omicron Variant? In November 2021, the World Health Organization (WHO) first identified the Omicron mutation of the COVID-19 virus as a variant of concern. It quickly became the...

2. www.webmd.com › one-in-ten-people-omicron-long-covidOne in 10 People Who Had Omicron Got Long COVID: Study - WebMD

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   2023年5月26日 · Written by Ralph Ellis. 2 min read. May 26, 2023 – About 10% of people infected with Omicron reported having long COVID, a lower percentage than estimated for people infected with earlier strains...

3. 其他人也問了

   What is Omicron variant Eg5?

   • It quickly became the dominant strain of the virus in the U.S. An Omicron variant named EG.5, also sometimes called "Eris," is the main version in the U.S. The WHO also was watching six variants to see whether they'd rise to the level of "variants of interest." This group is called "variants under monitoring," or VUM.

   COVID Variants and Strains - WebMD

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   How many Omicron variants are there?

   • All are branches of the Omicron strain, which first appeared in Africa in November 2021. It quickly became the dominant strain of the virus in the U.S. An Omicron variant named EG.5, also sometimes called "Eris," is the main version in the U.S. The WHO also was watching six variants to see whether they'd rise to the level of "variants of interest."

   COVID Variants and Strains - WebMD

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   Is the new Omicron variant a 'one to watch'?

   • In January of 2023, a new Omicron variant called XBB.1.16 was reported and labeled as “one to watch” by the WHO. Omicron variants seem to cause less serious illness than earlier types of this coronavirus. The COVID-19 vaccines still work well to protect people against hospitalization and death.

   Omicron Variant: Symptoms and Treatment - WebMD

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   How long is Omicron contagious?

   • This variant has an incubation period of just over 3 days. If you have Omicron or any variant of COVID-19, you will likely have symptoms for a couple of weeks. You're contagious from 1-2 days before your symptoms start until 2-3 days after they're gone. You can be contagious even if you don't have symptoms.

   Omicron Variant: Symptoms and Treatment - WebMD

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4. www.webmd.com › covid › newsNew ‘FLiRT’ Variants Spark Summer COVID Surge ...

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   2024年4月30日 · Its lineage is the Omicron variant, which has been circulating in some form since 2021. Still, new variants can quickly take hold. JN.1 made up almost none of the cases in mid-November but...

5. www.webmd.com › covid › coronavirus-transmission-overviewHow Coronavirus Is Transmitted: Here Are All the Ways It Can ...

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   2023年12月19日 · This is the most common transmission. When an infected person coughs, sneezes, or talks, droplets or tiny particles called aerosols carry the virus into the air from their nose or mouth. Anyone ...

6. www.webmd.com › covid › coronavirus-strainsCOVID Variants and Strains - WebMD

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   2023年11月15日 · Omicron subvariant BA.2.12.1: In the spring of 2022, it made up almost 43% of COVID-19 infections in the U.S. Omicron variants BA.4 and BA.5. These were first spotted in South Africa.

7. www.webmd.com › covid › covid-19-symptomsCoronavirus Symptoms: Early Signs, Serious Symptoms - WebMD

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   2023年11月10日 · Newer versions of COVID-19, like the Omicron strain EG.5, tend to infect the upper respiratory tract. Common symptoms of the new COVID-19 variants include a runny nose, sore throat , and other ...

8. www.webmd.com › covid › newsFDA OKs New Treatment to Prevent COVID in High-Risk People - ...

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   2024年3月26日 · 2 min read. March 26, 2024 – The FDA has approved a new antibody treatment to help prevent COVID-19 in those who are most at risk from the virus.