Diseases, Conditions, Syndromes

WHO: COVID origins unclear but lab leak theory needs study

Over two years after the coronavirus was first detected in China, and after at least 6.3 million deaths have been counted worldwide from the pandemic, the World Health Organization is recommending in its strongest terms yet ...

Vaccination

China's bet on homegrown mRNA vaccines holds back nation

China is trying to navigate its biggest coronavirus outbreak without a tool it could have adopted many months ago, the kind of vaccines that have proven to offer the best protection against the worst outcomes from COVID-19.

Diseases, Conditions, Syndromes

Early spread of COVID-19 appears far greater than initially reported

Patients with undiagnosed flu symptoms who actually had COVID-19 last winter were among thousands of undetected early cases of the disease at the beginning of this year. In a new paper in The Lancet's open-access journal ...

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