A large-scale study of older adults found that severe COVID-19 infections requiring hospitalizations are associated with ...

The centre said population immunity has “most likely fallen” due to low circulation of the virus last winter, which may lead ...

Phase V of COVID-19 serosurvey in Tamil Nadu shows 97% seropositivity among elderly, indicating high immunity levels.

Moderna’s latest flu vaccine, based on similar mRNA technology integrated in its COVID-19 shot, displayed optimistic outcomes ...