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London: While the chances are rare, reinfection with BA.2 can occur shortly after initial BA.1 infection, according to a study by Danish researchers.The Omicron variant can be divided into 3 subtypes: BA.1, BA.2 and BA.3.The BA.1 subtype of…

London : Infection spread with exhaled air is well known, but a new study has shown that a few breaths are sufficient for detecting traces of viruses microscopically small fluid droplets exhaled during a very short time span.Researchers…

Copenhagen : Reinfection with different sub-types of the Omicron variant of Covid-19 is possible, says a new study published by Denmark's Statens Serum Institut (SSI).However, "this seems to occur relatively rarely in Denmark, and…

Washington : The global coronavirus caseload has topped 427.3 million, while the deaths have surged to more than 5.90 million and vaccinations to over 10.40 billion, according to Johns Hopkins University.In its latest update on Wednesday…

London : An international team of researchers has found that a Covid-19 risk variant inherited from Neanderthals can reduce a person's risk of contracting HIV by 27 per cent.Some people become seriously ill when infected with SARS-CoV-2…

New York : Scientists have discovered that "rogue" antibodies found circulating in the blood of Covid-19 patients have the potential to cause cells to lose their resistance to clotting.A team from the University of Michigan found…

New York : In view of several studies claiming efficacy of vitamins against Covid-19, a new research proves that taking immune-boosting supplements such as vitamin C, D and zinc do not lessen your chance of dying from the virus.While these…

London : Although Covid-19 has primarily been a respiratory disease, it has significantly affected people's other organs including the gut.Researchers from the King's College London observed that the system that would normally regulate the…

Washington : Researchers at the US National Institutes of Health, identified "rogue antibodies" that correlate with severe illness and may help explain mechanisms associated with severe blood clotting.The researchers found circulating…

New Delhi : As scientists raise an alarm over the fast rise in Omicron's sibling called BA.2 in certain parts of the world, early studies suggest that the BA.2 lineage might prolong the Omicron wave but won't necessarily cause a fresh surge…