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Omicron

About Omicron

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What is Omicron?

The Omicron variant (B.1.1.529), a new variant of the coronavirus, was first reported in Botswana on November 11, 2021, and appeared on November 14 in South Africa. Omicron has spread to various countries in Europe, including Belgium, the Netherlands, France and the UK, in Australia and Canada, among others.
 
Following the emergence of the new Covid-19 variant 'Omicron', which has led to travel bans and new restrictions in many countries across the world, countries have sprung into action to ensure early detection and precaution. Besides stringent scrutiny at all major airports, several measures are being put in place.

The countries designated as 'at-risk' (as of November 26, 2021) include European countries, the UK, South Africa, Brazil, Bangladesh, Botswana, China, Mauritius, New Zealand, Zimbabwe, Singapore, Hong Kong and Israel.
 

What WHO says

The World Health Organization (WHO) has classified the new Covid variant as the 'Variant of Concern' (VOC). It is said that this variant has a large number of mutations, some of which are concerning. Preliminary evidence suggests an increased risk of re-infection with this variant, compared to other VOCs.
 

Symptoms of Omicron

The WHO confirmed that there is currently no information to suggest that symptoms associated with Omicron are different from those from other variants, as understanding the level of severity of the Omicron variant will take days to several weeks.
 
According to WHO, a VOC, with a degree of global public health significance demonstrates one or more mutational changes such as an increase in transmissibility or detrimental change in Covid-19 epidemiology, increase in virulence or change in clinical disease presentation, and decrease in the effectiveness of public health and social measures or available diagnostics, vaccines and therapeutics.
 
WHO has urged countries to enhance surveillance and sequencing on circulating SARS-CoV-2 variants, submit complete genome sequences and metadata to a publicly available database, and report initial VOC cases or clusters to the organisation.
 
It has also recommended field investigations and laboratory assessments to better understand the potential impacts of the VOC on Covid-19 epidemiology, the effectiveness of public health and social measures and antibody neutralisation.

Latest Updates on Omicron

The latest variant to make headlines is called XEC. This omicron subvariant has been reported predominantly in the northern hemisphere, but it has now been detected in Australia too

Updated On: 05 Oct 2024 | 10:17 AM IST

India currently does not have any XBB 1.5 variant-based vaccines in the market

Updated On: 19 May 2024 | 11:21 PM IST

The prevalence of JN.1 is low in the Eastern region

Updated On: 07 Jan 2024 | 11:46 PM IST

The evidence is extremely limited and theoretical, and there's no data suggesting that more people are experiencing severe digestive illnesses from Covid

Updated On: 21 Dec 2023 | 8:26 AM IST

The study found that the median time of infectivity was three days, with 18.4 per cent and 3.9 per cent of children still infectious on day five and day 10

Updated On: 24 Oct 2023 | 3:00 PM IST

Babita Kamlapurkar, state's health surveillance officer, said it is necessary to exercise Covid-19 appropriate behaviour as June, July and August months record a spike in cases

Updated On: 10 Aug 2023 | 7:00 AM IST

UK health agency says no indication that EG.5.1 is more severe than the others; WHO advises countries to remain cautious

Updated On: 07 Aug 2023 | 2:07 PM IST

More than 1,300 samples of Omicron sub-variant XBB2.3 have been detected in India, while XBB.1.16 has become the dominant strain in the country, according to INSACOG data

Updated On: 04 May 2023 | 7:05 PM IST

The present wave will come down to an endemic stage by May 15 and a downward trend will be seen next month, the minister said while urging citizens not to panic

Updated On: 22 Apr 2023 | 5:36 PM IST

According to the bulletin, Covid positivity rate in the state on Friday was 13.82 per cent

Updated On: 21 Apr 2023 | 11:51 PM IST

With the new fatalities, the death toll from the pandemic rose to 26,578 in Delhi. Out of 7,967 beds, 377 are occupied

Updated On: 19 Apr 2023 | 11:48 PM IST

According to the bulletin, the fresh cases emerged out of 3,153 tests conducted the previous day

Updated On: 17 Apr 2023 | 11:06 PM IST

Half of the fresh active cases were recorded in Gurugram district while the sole fatality was reported from Panchkula

Updated On: 17 Apr 2023 | 10:15 PM IST

The daily positivity rate was recorded at 5.61 per cent and the weekly positivity rate at 4.78 per cent

Updated On: 16 Apr 2023 | 11:55 AM IST

Public health policy must respond for the long term

Updated On: 13 Apr 2023 | 9:49 PM IST

"I would advise people with low immunity or those with severe illnesses to avoid crowded places and wear masks. The transmissibility of this variant is high," he said

Updated On: 13 Apr 2023 | 6:07 PM IST

As of Sunday, Kerala topped the list of Covid cases with the number crossing more than 12,000. Other states with high case counts include Maharashtra and Delhi

Updated On: 10 Apr 2023 | 9:22 PM IST

A group of scientists in the US has identified an antibody that appears to block infection by all dominant variants of the virus that causes Covid-19, including Omicron

Updated On: 08 Apr 2023 | 7:12 PM IST

Nepal on Monday confirmed the detection of a new Omicron variant of Covid identified as XBB1.16 and said that at least 10 out of 24 latest samples of patients across the country have tested positive

Updated On: 03 Apr 2023 | 9:38 PM IST

India continues to report a spike, but experts are divided on whether the surge is a wave yet or a ripple

Updated On: 30 Mar 2023 | 11:42 PM IST