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  2. Face masks during the COVID-19 pandemic - Wikipedia

    en.wikipedia.org/wiki/Face_masks_during_the...

    During the COVID-19 pandemic, face masks or coverings, including N95, FFP2, surgical, and cloth masks, have been employed as public and personal health control measures against the spread of SARS-CoV-2, the virus that causes COVID-19. In community and healthcare settings, the use of face masks is intended as source control to limit transmission ...

  3. Stock up on KN95s after the updated CDC guidelines ... - AOL

    www.aol.com/lifestyle/stock-kn95s-updated-cdc...

    Stock up on KN95s after the updated CDC guidelines: These FDA-approved masks are on sale for under $1.50 a pop at Amazon Devon Kelley,Izabella Zaydenberg August 9, 2021 at 6:00 AM

  4. Face masks during the COVID-19 pandemic in the United States

    en.wikipedia.org/wiki/Face_masks_during_the...

    A sign offering free COVID-19 face masks at a retailer in the United States. The wearing of non-medical face masks in public to lessen the transmission of COVID-19 in the United States was first recommended by the CDC on April 3, 2020, as supplemental to hygiene and appropriate social distancing. Throughout the pandemic, various states ...

  5. N95 respirator - Wikipedia

    en.wikipedia.org/wiki/N95_respirator

    An N95 respirator is a disposable filtering facepiece respirator or reusable elastomeric respirator filter that meets the U.S. National Institute for Occupational Safety and Health (NIOSH) N95 standard of air filtration, filtering at least 95% of airborne particles that have a mass median aerodynamic diameter of 0.3 micrometers under 42 CFR 84, effective July 10, 1995.

  6. Executive Order 13991 - Wikipedia

    en.wikipedia.org/wiki/Executive_order_13991

    Executive Order 13991, officially titled Protecting the Federal Workforce and Requiring Mask-Wearing (and also referred to as the 100 Day Masking Challenge), is an executive order signed by U.S. President Joe Biden on January 20, 2021. [1] The order commands federal agencies and properties to require that mitigations to help reduce the spread ...

  7. SARS-CoV-2 - Wikipedia

    en.wikipedia.org/wiki/SARS-CoV-2

    t. e. Severe acute respiratory syndrome coronavirus 2 (SARS‑CoV‑2) [2] is a strain of coronavirus that causes COVID-19, the respiratory illness responsible for the COVID-19 pandemic. [3] The virus previously had the provisional name 2019 novel coronavirus (2019-nCoV), [4][5][6][7] and has also been called human coronavirus 2019 (HCoV-19 or ...

  8. Transmission of COVID-19 - Wikipedia

    en.wikipedia.org/wiki/Transmission_of_COVID-19

    Transmission of COVID-19. The transmission of COVID-19 is the passing of coronavirus disease 2019 from person to person. COVID-19 is mainly transmitted when people breathe in air contaminated by droplets / aerosols and small airborne particles containing the virus. Infected people exhale those particles as they breathe, talk, cough, sneeze, or ...

  9. Social distancing measures related to the COVID-19 pandemic

    en.wikipedia.org/wiki/Social_distancing_measures...

    Social distancing, or physical distancing, [2][3][4] is a set of non-pharmaceutical interventions or measures taken to prevent the spread of a contagious disease by maintaining a physical distance between people and reducing the number of times people come into close contact with each other. [2][5] It involves keeping a distance of six feet or ...

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