The World Health Organization (WHO) warned Thursday that “more dangerous” variants of COVID-19 could tear across the world as global infections soared to half a million […]
New COVID-19 infections have been on the rise across the world since late June, topping half a million on Tuesday and Wednesday, increases not seen since […]
Adequate blood flow supplies the brain with oxygen and nutrients, but the oxygenation tends to fluctuate in a distinct, consistent manner. The root of this varied […]
The lack of sequencing of SARS-CoV-2 variants by the U.S. and other countries is imperiling the global response to the COVID-19 pandemic, argues Dana Crawford of […]