Mu variant of COVID: What is it? Where is it spreading? Do vaccines work? Here’s what to know about the new c – NJ.com
The Mu variant, also known as B.1.621, is a COVID-19 virus strain that was initially discovered in Colombia in January 2021, according to the World Health Organization (WHO).
The WHO declared the strain a “variant of interest” and named it Mu on Aug. 30, 2021.
Scientists say the variant is worth watching because of Mu’s prevalence in 39 countries and 49 states in the U.S.
But a lot still is unknown about the Mu variant. It was not labeled a “variant of concern,” which only would happen if reliable data shows the variant is transmissible or worrying characteristics like the Delta variant.
Here is what to know about the Mu variant of COVID-19.
The Mu variant has spread to 49 states and Washington D.C. The exception is Nebraska.
WHO officials s...