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

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

Titer tests are what's used "to help you determine if you currently have immunity to certain diseases due to past infection or vaccination,” says Dr. Alison Mitzner, a New York board-certified ...

Stratus' is a new mutation of the Omicron variant and is called a 'recombinant' or 'Frankenstein' strain. This means that it was created when a person was infected with two Covid variants ...