How India plans to tackle BA.2 or Stealth Omicron? Symptoms to watch out for - Centre has issued a letter to the states asking them to be on alert due to a surge in Covid-19 cases across European countries, South Korea and China.
DNA Explainer: Why Stealth Omicron has triggered record number of cases - Mutations found in the spike protein of BA.2 sub-variant of Omicron are not easily detectable in the rapid PCR test due to its genetic composition.
How is Stealth Omicron different from Omicron, Delta variants of Covid-19? - Stealth Omicron, which is a new variant of coronavirus, has been detected in several countries with experts examining its severity.