The World Health Organization (WHO) said on Thursday that the delta variant of the coronavirus has sparked a fourth wave…
The UN health agency stated on Wednesday that the worldwide number of new COVID-19 cases recorded last week (19-25 July)…
Sub-lineages of Delta variant -- AY.1, which is commonly known as the Delta Plus, and AY.2 -- are unlikely to…
The WHO has warned that the higher transmissibility associated with the COVID-19's Delta variant is anticipated to significantly increase cases…