Before lifting mask mandates in elementary schools in the U.S., local COVID-19 case rates should be far below current rates to avoid the risk of increased transmission among students, staff, and families, according to a study led by researchers at Harvard T.H. Chan School of Public Health and Massachusetts General Hospital.
Updated As Omicron cases recede in most areas of the country and K-12 debate turns to the contentious question of whether students should still be required to wear masks, two Democratic states have charted a middle path that offers highly immunized districts the option to scrap face coverings in school. Massachusetts and Maryland allow districts […]