Covid-19

Tuberculosis vaccine does not protect older people against COVID-19, large Dutch study finds

Tuberculosis vaccine does not protect older people against COVID-19, large Dutch study finds

Covid-19
California will end its Covid state of emergency in February

California will end its Covid state of emergency in February

Covid-19
Pfizer denies widely seen claim it mutates coronavirus for vaccine development

Pfizer denies widely seen claim it mutates coronavirus for vaccine development

Covid-19
WHO has counted nearly 20 million new COVID cases in the past month as it moves from the weekly reporting schedule

WHO has counted nearly 20 million new COVID cases in the past month as it moves from the weekly reporting schedule

Covid-19