We're all getting used to wearing face coverings while out and about, and you may have noticed that several masks have a small slot to place a filter for extra protection. Adding a filter in between ...

Along with getting vaccinated, regular mask wearing is one of the best ways to protect yourself and others from contracting COVID-19, especially now that case numbers are soaring to record highs ...

Editor’s note: As we will report below, experts agree that face masks with filters — and without — do not replace or relieve the need to wash your hands and practice safe social distancing, and they ...