Scientists have found clear differences in the blood of people with long Covid — a key first step in the development of a test to diagnose the illness.
Two new studies describe the benefits of the antiviral drugs nirmatrelvir-ritonavir (Paxlovid) and molnupiravir in reducing SARS-CoV-2 Omicron hospitalizations and death, with one finding that the former is more effective than the latter at lowering death rates.
U.S. COVID infections are hovering near levels of the pandemic’s first peak in 2020, and approaching the Delta peak of late 2021, according to wastewater surveillance and modeling by forecasters. ...
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