A mutation found in fast-spreading coronavirus variants does not negate the Covid-19 vaccine from Pfizer and BioNTech, researchers reported late Thursday.
Most patients with mild symptoms of COVID-19 lose their sense of taste and smell but tend to recover it quickly, according to findings from a new study.
A small but rigorous clinical trial in Argentina has found that blood plasma from recovered Covid-19 patients can keep older adults from getting seriously sick with the coronavirus — if they get the therapy within days of the onset of the illness.
Recent Comments