COVID-19 Since 2019
SARS-CoV-2 causing COVID-19 infection was first detected in China's Wuhan city in 2019. The World Health Organisation (WHO) designated the virus outbreak a pandemic after the global healthcare system was shaken badly by the massive transmission, leaving billions infected. The most dangerous aspect of the outbreak was the ability that the virus has in order to mutate and form new, and advanced strains, also known as variants. In the last three years, the COVID-19 virus has mutated several times, and each time it has given rise to a new variant, the world faced real-time challenges in managing the rate of the infection. Currently, there are two variants of the highly mutated Omicron strain of COVID-19, that are driving a new wave in China and the United States. Scroll down to know more about these two variants.