US authorities announced an increase in the incidence of a new subspecies of omicron

A new subspecies of omicron-strain dominates the northeastern United States, but it accounts for less than 10% of infections in many other parts of the country,noted by the US Centers for Disease Control and Prevention

In the United States, the proportion of those infected with the XBB variant of the omicron strain of CORONAVIRUS has risen to 18%, according to REUTERS.

The new omicron strain accounts for more than 50% of covid-19 cases in the country's northeast, the agency said, with cases expected to continue to rise amid holiday travel.

XBB accounted for 18.3% of COVID-19 cases nationwide over the past week, up from 11.2% last week, according to the US Centers for Disease Control and Prevention (CDC).

A subspecies of the strain currently dominates the northeastern United States, but accounts for less than 10% of infections in many other parts of the country, according to the CDC.

Popova announced the rise in the incidence of coronavirus in RUSSIA Society

Kamil Khafizov, HEAD of the laboratory for genomic research at the Central Research Institute of Epidemiology of Rospotrebnadzor, told TASS in November that the XBB variants (XBB and XBB.1) are recombinants of the omicron sublines BA.2.10.1 and BA.2.75 ("centaur").

According to him, the risk of re-infection with the XBB variant of the omicron strain, according to preliminary data, may be higher compared to other circulating substrains of the strain.

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Khafizov emphasized that, as of November 1, no XBB variant of the omicron strain of coronavirus was detected in Russia.

In mid-December, the head of Rospotrebnadzor, Anna Popova, reported that there was a seasonal rise in the incidence of coronavirus in the country. In addition, in Russia there is also an increase in the incidence of influenza and SARS. “The transmission routes are the same,” she stressed.

In December, the Ministry of HEALTH recommended that Russians wear masks amid an increase in the incidence of influenza and COVID-19.