The US Food and Drug Administration will now require Covid-19 vaccines from Pfizer/BioNTech and Moderna to use expanded warning labels with more information about the risk of a rare heart condition after vaccination.

Preliminary data from researchers in China suggest the NB.1.8.1 variant is not better at evading the immune system compared to other strains on the rise, but it does have a greater ability to bind to human cells, suggesting it could be more transmissible.

U.S. Food and Drug Administration advisers unanimously recommended on Thursday that COVID-19 vaccines for the 2025-26 period should target newer strains of the JN.1 variant.

Theatre nurse David Collyer wanted to shoot a documentary photography project in the last years of the Welsh hospital he worked in. Then Covid-19 appeared.

A class of drugs known as Janus kinase, or JAK, inhibitors, which work by slowing down the immune system, should be the first-line therapy for patients hospitalized for COVID-19, researchers reported in The Lancet Respiratory Medicine.

Since regaining power in January, the Trump administration has repeatedly claimed with false certainty that the COVID-19 pandemic originated in a lab. But there isn’t clear evidence that the virus came from a lab.

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