March 29, 2022
The so-called stealth Omicron variant is now the dominant COVID-19 pressure in america, in accordance with knowledge from the U.S. Facilities for Illness Management and Prevention.
Also referred to as BA.2, the pressure comprised almost 55 p.c of home coronavirus instances for the week ending March 26.
The variant, which has been seen in greater numbers on the East Coast, was solely chargeable for 35 p.c of instances in the course of the week ending in March 19 and 22 p.c per week earlier than, in accordance with the CDC’s COVID Information Tracker.
BA. 2 now accounts for greater than 70 p.c of instances within the Northeast.
The Omicron subvariant is extra contagious than the unique however doesn’t seem to trigger extra extreme illness. BA.2 spreads about 1.5 instances sooner than the unique Omicron pressure, although it has not elevated hospitalizations or lowered vaccine effectiveness.
The pressure has been detected in excessive numbers all through a number of different international locations, together with Denmark, the UK and India.