COVID-19 ‘Kraken’ subvariant spreading quickly in U.S.

Three years into the pandemic, the COVID-19 subvariant known as XBB.1.5 and nicknamed “Kraken” is spreading quickly in the United States, according to a Kaiser Permanente news release. 

The health care company, which operates 39 hospitals and more than 700 medical offices in the Pacific Northwest, California and other parts of the U.S., said this week that COVID cases are on the rise throughout the nation.