The CDC officially updated their mask guidelines last week to warn against masks with exhalation valves.
to say,"Masks with exhalation valves or vents should NOT be worn to help prevent the person wearing the mask from spreading COVID-19 to others."
The N95 respirator masks that have an exhalation valve filter the air you breathe in but not the air you breathe out. People may prefer these masks since it's easier to exhale, your face may stay cooler, and less moisture will build up inside the mask. But the CDC does not recommend using masks for source control if they have an exhalation valve or vent.
Paul Albrecht, emergency department nurse manager with the Mayo Clinic Health System, added that if you cough or sneeze, . Since wearing a mask is meant to keep potentially infectious oral droplets from spraying out to others, this completely defeats the point of wearing a mask for the protection against coronavirus.Actually, the CDC said N95 respirator masks in general should only be worn by healthcare professionals who are required to undergo training to ensure correct use and fit. They're needed in the hospitals and not recommended for public use.
While breathing in a disposable or reusable cloth mask without a respiratory valve may be harder, show courtesy and protect others byPOPSUGAR aims to give you the most accurate and up-to-date information about the coronavirus, but details and recommendations about this pandemic may have changed since publication. For the latest information on COVID-19, please check out resources from the
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