Health care

Pfizer Covid-19 vaccine works against mutations found in UK and South African variants, according to a laboratory study

Africa, poorly equipped and without vaccines, staples with a fatal increase in Covid-19

The changing virus threatens disease cycles, blockages

Walgreens will appoint Starbucks executive Roz Brewer as CEO

Does wearing two masks help prevent COVID-19 transmission? Dr. Fauci has an answer

Pfizer will deliver doses of U.S. vaccinated vaccines faster than expected

England and Wales: Covid deaths are rising to their highest level since April

I received my vaccine against COVID-19. Now what? Can I get on a plane or visit my family? Do I still have to wear the mask?

You tested positive for Covid-19. Now what?

Goldman Sachs is super bullish on this year’s recovery. But that’s what could go wrong