What is the new MU COVID-19 variant?

The mu variant's sequencing indicates it has features that could still make it infectious to people who have either natural immunity due to a previous COVID-19 infection or acquired immunity due to vaccination.
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Is the Mu variant of COVID-19 a 'variant of interest'?


Although the World Health Organization continues to classify Mu as a 'variant of interest' globally, the CDC lists Mu simply as a 'variant being monitored. ' The CDC counts 10 variants in the variant being monitored group, including three once considered variants of concern: the Alpha, Beta, and Gamma

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What are the differences between the delta and mu variants of COVID-19?


The highly infectious delta variant is twice as contagious as previous variants. It was first identified in India in December of 2020. Mu was first detected in January 2021 in Colombia. Mutations of SARS-CoV-2, the virus that causes COVID-19, have been emerging since the pandemic began.

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When was the COVID-19 Mu variant first detected?


The epicenter of mu transmission is Colombia, where the variant was first isolated on January 11, 2021 (Figure 1A and Table S2). There was a huge surge in Covid-19 cases in Colombia from March through July 2021.

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How do new variants of COVID-19 occur?

Viruses constantly change through mutation and sometimes these mutations result in a new variant of the virus. Some variants emerge and disappear while others persist. New variants will continue to emerge.
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Why are COVID-19 cases rising again?

There are a range of factors that contribute to cases rising and falling — climate, behavior, and mitigation efforts (or lack thereof) among them. Scientists are trying to zero in on what the latest increase in cases says about the durability of protection and the ongoing evolution of the virus.
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How common is Paxlovid rebound of COVID-19?

Currently, this type of rebounding appears to be rare. In Pfizers clinical trial, 1 to 2 percent of people treated with the antiviral had a positive COVID-19 test — or an increase in the amount of virus detected — after finishing the treatment.
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Which variant of COVID-19 was first detected in South Africa?

On November 24, 2021, South Africa reported the identification of a new SARS-CoV-2 variant, B.1.1.529, to the World Health Organization (WHO). B.1.1.529 was first detected in specimens collected on November 11, 2021 in Botswana and on November 14, 2021 in South Africa.

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Where was the COVID-19 IHU variant discovered?


The IHU variant, officially known as B.1.640.2, was named by researchers who discovered it in a male patient at the Méditerranée Infection University Hospital Institute (IHU) in France.

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When was the COVID-19 Omicron variant first identified in South Africa?


The B. 1.1. 529 (omicron) variant of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) was first identified on November 25, 2021, in Gauteng province, South Africa.

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Does the Omicron COVID-19 variant cause more severe disease?


Omicron infection generally causes less severe disease than infection with prior variants. Preliminary data suggest that Omicron may cause more mild disease, although some people may still have severe disease, need hospitalization, and could die from the infection with this variant.

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Is the Delta variant more contagious than the original strain of COVID-19?


People infected with the Delta variant have roughly 1,000 times more copies of the virus in their respiratory tract than those infected with the original strain of COVID-19. Those who are fully vaccinated are much less likely than those who are unvaccinated to contract and spread the Delta variant, but it does happen.

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Is the COVID-19 vaccine effective against the Delta variant?


COVID-19 vaccines are effective against the Delta variant and other variants with widespread circulation in the United States. Current vaccines are expected to protect against severe illness, hospitalizations, and deaths due to infection with the Omicron variant.

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Did the Omicron variant cause a spike in cases of COVID-19?


The Omicron variant caused an alarming spike in COVID-19 cases in South Africa—cases went from 300 a day in mid-November to 3,000 a day at the end of that month. It's also been identified in at least 185 countries, according to the New York Times COVID-19 tracker.

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How long does COVID-19 rebound usually last?

How long will a rebound last? In the cases that have been described, rebound symptoms improved and/or positive tests became negative within 3 days for most people.
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How long does COVID-19 rebound last?

So far there have been no reports of severe illness in those who have experienced covid rebound, and most people seem to recover and stop testing positive around three days later without needing additional covid-19 treatment.
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Can COVID-19 cause hair loss?

Background: Acute telogen effluvium is a non-scaring hair loss, usually occurs 3 months after the stressful event that causes hair shedding, and lasts up to 6 months. It can be associated with post COVID-19 infection.

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Can you contract COVID-19 through sexual intercourse?

Although there is currently no evidence that the COVID-19 virus transmits through semen or vaginal fluids, it has been detected in the semen of people recovering from COVID-19. We would thus recommend avoiding any close contact, especially very intimate contact like unprotected sex, with someone with active COVID-19 to minimize the risk of transmission
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Can I still have sex during the coronavirus pandemic?

If both of you are healthy and feeling well, are practicing social distancing and have had no known exposure to anyone with COVID-19, touching, hugging, kissing, and sex are more likely to be safe.
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How many times can I get COVID-19?

'A long-term pattern' According to some infectious disease researchers, Covid-19 reinfections are likely to become more common as time goes on and different variants continue to circulate—with some people potentially seeing third or fourth reinfections within a year.
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When was Omicron first discovered?


Omicron was first identified in Botswana and South Africa in November—although later reports showed earlier cases in the Netherlands. The first case in the U.S. was reported on Dec.

1 of last year in California.

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Can you still test positive after recovering from COVID-19?

According to the Centers for Disease Control and Prevention, some people who contract COVID-19 can have detectable virus for up to three months, but that doesn't mean they are contagious. When it comes to testing, however, the PCR tests are more likely to continue picking up the virus following infection.
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What is the pill Paxlovid used for in COVID-19?


Paxlovid is an oral antiviral pill that can be taken at home to help keep high-risk patients from getting so sick that they need to be hospitalized. So, if you test positive for the coronavirus and a health care provider writes you a prescription, you can take pills at home and lower your risk of going to the hospital.

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Does Paxlovid have side effects?

“Paxlovid is usually very well-tolerated,” he says. Common side effects, which are usually mild, include: Altered or impaired sense of taste. Diarrhea.
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Is inflammation of the heart frequent after a COVID-19 infection?


Myocardial inflammation is present in a small proportion of patients who have recovered from relatively mild cases of COVID-19 infection, a new study shows.

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