Die Vereinigten Staaten sind in die vierte Welle der Pandemie eingetreten – oder in die fünfte, je...
Delta
In the last month as Delta increased, the incidence of Covid in children increased compared to earlier...
President Joe Biden on Friday blamed the coronavirus pandemic for a surprisingly weak job report and called...
An unvaccinated elementary school teacher infected with the highly contagious Delta variant spread the virus to half...
SAN FRANCISCO – Before the pandemic, Roya Joseph’s days in the office were one of interaction. She...
Two years ago a sneeze or cough would not have been a cause for concern, but now...
In some rare cases, breakthrough infections can lead to persistent symptoms. “Long Covid” is a poorly understood...
A single dose of the Covid-19 vaccine manufactured by Johnson & Johnson is highly effective in preventing...
The Delta variant is much more contagious, is more likely to breach vaccine protection, and can cause...
Of the 39 percent of unvaccinated adults, around half say they are not vaccinated at all. But...