Figures showing a global rise in COVID-19 cases could herald a much bigger problem as some countries also report a drop in testing rates, the World Health Organization said Tuesday, warning nations to remain vigilant against the virus.
After more than a month of decline, COVID-19 cases started to increase around the world last week, WHO said, with lockdowns in Asia and China’s Jilin province battling to contain an outbreak.
A combination of factors was causing the increases, including the highly transmissible Omicron variant and its BA.2 subvariant, as well as the lifting of public health and social measures, according to WHO.
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