More than 5 million children ages 5 to 11 have gotten a first dose since early November, and government safety monitoring has not uncovered any surprise problems.
We do not have clear-cut definitions for when a pandemic starts and ends. In March 2020, WHO designated the coronavirus outbreak a "pandemic." The pandemic may be widely considered over when WHO decides COVID-19 is no longer an emergency of international concern a designation its experts have been reassessing.