Why snug fitting, multi-layered masks are the most effective

The best protection we have against getting COVID-19 is to get vaccinated. For added protection, we should wear masks indoors and in crowded outdoor settings to shield ourselves and those around us.

Filtration Performance of Layering Masks and Face Coverings and the Reusability of Cotton Masks after Repeated Washing and Drying - Aerosol and Air Quality Research

CDC : Oregon Health News Blog

Gov. Wolf Requests Pennsylvanians to Wear Masks Outside of the Home - Voices For Independence

Extra Layers Can Improve Face Masks' Effectiveness

Masks and Respirators

The 9 Best COVID-19 Face Masks of 2024

safety : Oregon Health News Blog

LAC, DPH

Masks and Respirators

13 Best Face Masks We Actually Like to Wear (2023)

Fashionable masks may look good - but how can you tell if they protect against COVID-19? - CNA Lifestyle