If Mu was truly a really bad variant, we would have expected to have ... It’s likely we’ll have regular booster shots to protect us against variants in the future.

Mu variant tracker: These maps show WHO’s COVID-19 ‘variant of interest’ and where it’s spreading The mu variant, or B.1.621, was labeled a “variant of interest” by the World Health ...

Argentine health authorities have detected the first case of the coronavirus Mu variant in the country, it was announced Friday. The patient is a 33-year-old woman living in a place called San ...

Japan has confirmed its first cases of the Mu variant of the novel coronavirus, according to the health ministry. It said Sept. 1 that the variant, which emerged in Colombia, was detected in two ...