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Omicron

Biden to expand access to at-home COVID kits: 4 essential reads on the critical role of rapid tests

by Matt Williams, The Conversation President Joe Biden has outlined plans to massively ramp up COVID-19 testing in an effort to curb – or at...

Rapid tests play a crucial role in curbing COVID-19 infections

The key to rapid antigen testing is to test early in the course of COVID-19 infection, ideally several times 24 hours apart. VioletaStoimenova/E+ via...

South Africa: early data suggest Omicron more transmissible but less severe

South Africa is reporting a spike in COVID-19 cases. EMMANUEL CROSET/AFP via Getty Images by Harsha Somaroo, University of the Witwatersrand Gauteng is the smallest of South...

Omicron: why the WHO designated it a variant of concern

World Health Organization (WHO) Director-General Tedros Adhanom Ghebreyesus. FABRICE COFFRINI / POOL by Ed Feil, University of Bath The World Health Organization (WHO) has announced that the...

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