Diseases, Conditions, Syndromes

Study confirms virus variants reduce protection against COVID-19

A new laboratory study from Oregon Health & Science University finds that blood serum drawn from people previously vaccinated or naturally infected show "significantly reduced" defense against two widely circulating variants ...

Vaccination

UK orders 35 million more Pfizer vaccine doses

Britain on Monday announced it will take delivery of another 35 million doses of the Pfizer coronavirus vaccine in the second half of next year to "future-proof" its jabs rollout.

Vaccination

US regulators give full approval to Pfizer COVID-19 vaccine

The U.S. gave full approval to Pfizer's COVID-19 vaccine Monday, potentially boosting public confidence in the shots and instantly opening the way for more universities, companies and local governments to make vaccinations ...

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