Delta Variant In India

Delta variant of COVID-19 significantly 'more transmissible and dangerous', says Dr Vivek Murthy

America's Surgeon General Dr Vivek Murthy said that he is worried about those people who have not been vaccinated against the virus so far

COVID-19 crisis: Delayed second-dose may have led to Delta variant's dominance, says UK health agency

People who received two doses of the Pfizer vaccine may have around 88% protection against the delta variant, where it is as low as 33.5% with one dose of either Pfizer or AstraZeneca vaccine, according to Public Health England