Outbreaks

Kremlin says pressure on countries to reject Russia’s Sputnik V vaccine unprecedented

MRNA vaccines stimulate lymph nodes for long-term protection; The accuracy of the COVID-19 test may vary depending on the time of day

COVID-19 deaths in the U.S. fell 22% last week, and daily vaccinations set a record

COVID-19 deaths in the U.S. fell 22% last week, and daily vaccinations set a record

The CDC chief warns of another increase in Covid as Americans travel for spring break

Exclusive: Regular booster vaccines are the future in the battle with COVID-19 virus, according to the expert

The Netherlands stops the use of the AstraZeneca COVID-19 vaccine

The Netherlands stops the use of the AstraZeneca COVID-19 vaccine

The French must avoid the blockade, as infections exceed 26,000: says PM

Ireland suspends Astrazeneca COVID-19 vaccine