Medical Testing

Mounting evidence shows autoimmune responses play a significant role in long Covid Recent research suggests people with long Covid are more likely to have markers of autoimmune disease in their blood a year after infection. NBC News

Disease experts say it has become increasingly clear that an autoimmune response, in which antibodies attack the body’s own healthy cells and tissue, plays an important role in some long-Covid cases.

WHO warns ability to identify new Covid variants is diminishing as testing declines Maria Van Kerkhove, the WHO's Covid-19 technical lead, said the virus is spreading rapidly and continues to evolve even as deaths from the disease decline. Spencer Kimball CNBC

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COVID raises risk of long-term brain injury, large U.S. study finds People who had COVID-19 are at higher risk for a host of brain injuries a year later compared with people who were never infected by the coronavirus, a finding that could affect millions of Americans, U.S. researchers reported on Thursday. Julie Steenhuysen Reuters

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Is the Covid-19 pandemic over? The answer is more art than science Experts say there are no accepted metrics or defined international rules that tell us when we can call the code on the Covid pandemic. In reality, things are much more ephemeral. Helen Branswell STAT

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