In recent weeks, a growing number of Democratic governors have started rolling back mask mandates, out pacing  and other Covid-19 related restrictions.

WNYC health and science editor Nsikan Akpan recently explored the breadth of research that shows how effective masks are at slowing the spread of Covid-19 for kids and adults, and he joined The Takeaway to give listeners a better understanding of what public health experts are advising at the moment.