How to tell if your face masks are expired and why you should hold onto them as restrictions fade

Regardless of your area's case numbers, some people may still want to wear face coverings, one expert pointed out.

Related Keywords

Minnesota ,United States ,Mayo Clinic In Rochester ,Megan Marples ,Leana Wen ,John Ohoro ,Christopher Sulmonte ,Us Centers For Disease ,Cnn ,Disease Control ,Johno Horo ,Mayo Clinic ,Minnesota Some ,Johns Hopkins Biocontainment Unit ,Johns Hopkins University ,Jbnd ,Face Masks ,Aexpired ,Restrictions ,Covid 19 ,Coronavirus ,Storage ,