virus infection Coronavirus

New covid-19 strains: What scientists know about coronavirus variants

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What is a viral variant?Viral variants are new versions of a virus that arise as a result of small changes in its genetic code.

Over the course of the pandemic, there have been several variants. Those that proved able to spread more efficiently have become more prevalent, while others fizzle out. “It’s just like natural selection, like evolution," said Bettie Steinberg, a virologist and provost at Northwell Health’s Feinstein Institutes for Medical Research.Why the concern about these particular variants?Preliminary data from U.K researchers suggests that infection with the U.K.

variant could cause more severe disease and potentially lead to more deaths. The data showed that patients infected with the variant had a higher risk of death than.

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Gotabaya Rajapaksa - The economy is recovering, says President during meeting with professionals - newsfirst.lk
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The economy is recovering, says President during meeting with professionals
COLOMBO (News 1st); President Gotabaya Rajapaksa said that the nature or extent of the challenges will not matter in fulfilling the promises made to the people.He noted that development activities continue in the country while taking necessary steps to control the COVID-19 pandemic.The President also pointed out that the economy, which had been collapsed for nearly two years, is gradually recovering.The President made these remarks participating in the first round of discussions in a series of sessions with professionals representing various fields, held at the President’s House on Friday (11).The professionals who participated in the discussion said that they are further committed to make the national programme a success by giving the necessary strength to achieve the goals desired by the President, said a statement.The professionals vehemently rejected the allegations spread by some sections with the objective of achieving narrow political agendas, the statement added.Experts in the field said that the new approach to agriculture initiated by the President is being continuously supported by the researchers and entrepreneurs who are engaged full time in these fields, further noted the statement.Representatives from a wide range of fields, including education, policy, sociology, agriculture, research, water and renewable energy, medical, engineering and innovation, were present at the discussion with the President.Ministers, State Ministers, Members of Parliament, the Governor of the Central Bank, the Secretary to the President, the Principal Advisor to the President and many others were also present.
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