Centre concerned over Covid positivity rate spike amid H3N2 cases

Amid a rise in cases of the seasonal influenza subtype H3N2, the Centre on Saturday expressed concern over a gradual increase in the COVID-19 positivity rate in some states and said it needed to be......

Explained: What is monkeypox?

In a world grappling with Covid, the emergence of a rare contagion has scientists worried -- monkeypox. Although there are no infections in India yet, cases have been reported from Britain, Italy,......

COVID-19: How The RAT Can Help

'Serial testing is much more valuable than a single test which reflects just a point in time.' IMAGE: A healthcare worker collects a swab sample for a rapid antigen test in Kolkata, January 7,......

Common cold T cells may offer Covid protection: Study

People with higher levels of T cells from common cold coronaviruses are less likely to become infected with SARS-CoV-2, the strain which causes COVID-19, according to a new UK study led by......