Many around the world believe that the pandemic is over. But it isn’t. Covid still kills 10,000 people a week and many of those deaths are preventable
-2 transmissions at a fur farm in Denmark in 2020. The mink virus that infected people looked scary because it was heavily mutated in the animals. But people who caught it did not pass it to others. Still, such transmissions remain a concern. Flu viruses also cross back and forth between animals and people. And though animal flu viruses that infect humans usually go no further, there are exceptions, such as the 2009-10 flu pandemic, which was caused by a virus that probably came from pigs.
Another worry at this stage of the pandemic is the possibility of recombinant viruses. These happen when someone is infected with two variants simultaneously. This allows the pair to swap genetic material, resulting in offspring that carry mutations from both. That permits particularly troublesome combinations.lineage was good at dodging antibodies but poor at latching onto human cells .
Regardless of any Chinese contribution, though, periodic covid waves are here to stay. That is because none of the covid-19 vaccines so far available is good at preventing infections for more than a short period after administration. Dealing with
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