Stratus has two variants, XFG and XFG.3, which currently account for around 30 percent of Covid-19 cases in England, ...

An extremely painful sore throat, often now referred to as “razor blade throat”, is just one of the several symptoms of a new ...

Symptoms mirror Omicron’s, that is, fever, cough, fatigue, sore throat, and muscle aches. Though India’s Covid response ...