VIENNA (AP) — The omicron variant of the coronavirus has been detected in 89 international locations, and COVID-19 instances involving the variant are doubling each 1.5 to three days in locations with neighborhood transmission and never simply infections acquired overseas, the World Well being Group stated Saturday.
Omicron’s “substantial development benefit” over the delta variant means it’s prone to quickly overtake delta because the dominant type of the virus in international locations the place the brand new variant is spreading domestically, the U.N. well being company stated.
WHO famous that omicron is spreading quickly even in international locations with excessive vaccination charges or the place a major proportion of the inhabitants has recovered from COVID-1levels of inhabitants immunity
It stays unclear if the speedy development of omicron instances is as a result of the variant evades present immunity, is inherently extra transmissible than earlier variants, or a mixture of each, WHO stated.
Different main questions on omicron stay unanswered, together with how efficient every of the prevailing COVID-19 vaccines are in opposition to it. Conclusive knowledge additionally doesn’t exist but on how unwell omicron makes COVID-19 sufferers, the well being company stated.
WHO first labeled omicron a variant of concern on Nov. 26.