The Delta strain detected in Azerbaijan has been also revealed in 104 countries, said Teyyar Eyvazov (...)
Pfizer-BioNTech jabs are 70% effective against the highly contagious Delta variant of COVID-19, acco (...)
The United States on Sunday reached 800,000 coronavirus-related deaths, according to a Reuters tally (...)
The combination of Delta and Omicron variants is driving a dangerous tsunami of Covid-19 cases, the (...)
The Omicron coronavirus variant causes a milder post-COVID syndrome than the Delta strain, according (...)
A new mutated form of coronavirus that some are calling "Delta Plus" may spread more easil (...)
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