Public health officials are taking a close look at another emerging COVID variant called "mu" that the World Health Organization recently suggested may be resistant to vaccines. Mu follows on the ...

(NEXSTAR) – The World Health Organization has identified another coronavirus variant that may have the ability to evade vaccine protections. The B.1.621 variant, also known as the “mu” variant, was ...

Japan has confirmed its first cases of the Mu variant of the novel coronavirus, according to the health ministry.

The mu variant is the fifth variant strain to earn the title of "variant of interest" from the WHO. Among the other variants tracked by the WHO is the delta variant — a mutant strain proven to be more ...

(NEXSTAR) – The World Health Organization has identified another coronavirus variant that may have the ability to evade vaccine protections. The B.1.621 variant, also known as the “mu” variant, was ...

The World Health Organization (WHO) has added another coronavirus variant to its list to monitor. It’s called the mu variant and has been designated a variant of interest (VOI). What this ...