US
Vaccines scarce, precautions challenging amid variant spread
Treatment shows effectiveness against several coronaviruses, including Covid-19, variants, says US university
Among the total deaths, six reported from Karachi, one from Peshawar
Health minister orders people to follow SOPs; wear masks and maintain distance
Masks, SOPs fail to curb coronavirus as rate of infections on the rise
Health officials discuss ways to strengthen NPIs
Fatalities come as authorities scramble to curb a surge in infections driven by the highly contagious Omicron variant
Study reveals that Covid-19 impacts brain size and cognition
Private hospitals, labs warned to follow revised rates
Omicron has raised hopes Covid-19 is starting to shift from a pandemic to a manageable endemic illness like flu