World leaders have offered vaccines to the public to return to normal, US President Joe Biden has made a pledge “Summer of Freedom” The goal of vaccinating 70% of Americans will be achieved by July 4th. Even against more transmissible variants of the coronavirus – for example the “delta variant” first discovered in India – vaccines are said to be effective and safe.
The World Health Organization is still concerned. During a briefing on Monday, epidemiologist Maria van Kerkhov said vaccines would not work against one day. “Alliance of Mutations” It may arise in the future.
Kerkhov talked about one “The next generation” Vaccines against Kovid “Will be produced in the future”, But it insisted “We have other tools too” To prevent infection. Van Kerkhov did not specify what these tools were, but referred to masking, social distance, and similar actions when asked by listeners. “Do what you can … to keep yourself from getting infected … and to prevent it from spreading further if you get infected.” “
Viruses usually mutate over time, with most mutations making the pathogen less lethal. For example, mutations in the H1N1 virus that killed 50 million people worldwide a century ago still plague every flu season.
Delta variant of Kovid-19 a “Variant of anxiety” The other three mutations, first discovered by the WHO, as well as in the UK, South Africa and Brazil, do not appear to be more lethal than their predecessors.
Global Kovid-related deaths have been steadily declining since the beginning of this year, with WHO figures showing that 95 countries reported just 7,500 deaths in the last week of May, up from nearly 50,000 in the first week of this year. Hospitalizations reached record levels in March, but are currently at an all-time low from March 2020.
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