severe acute respiratory syndrome coronavirus 2

  • How Bad Are All These New COVID Variants?

    How Bad Are All These New COVID Variants?

    Viruses mutate; so does everything, really. But experts are now concerned about a few of the thousands of coronavirus variants that have turned up around the world. We wrote about the UK variant last month; now there are more, including one in Los Angeles. You do not need to panic. But it’s good to be…