Prolonged soon after most nations urged their citizens to wear masks, and following months of hand-wringing about the standard of the https://en.wikipedia.org/wiki/?search=마스크 evidence obtainable, the earth Overall health Group on Friday endorsed the usage of confront masks by the public to scale back transmission with the coronavirus.
Considering the fact that the start with the pandemic, remarkably, the W.H.O. had refused to endorse masks. The announcement 마스크 was very long overdue, critics stated, as masks are an uncomplicated and inexpensive preventive evaluate.
Even in its most current steerage, the W.H.O. made its reluctance abundantly apparent, saying the usefulness of encounter masks is “not but supported by superior quality or direct scientific evidence,” but that governments really should inspire mask carrying because of “a escalating compendium of observational proof.”
The W.H.O. also provided an exhaustive listing of the prospective negatives of putting on a mask, such as “trouble with communicating Obviously” and “potential distress.”
A examine funded from the W.H.O. concluded this 7 days that respirator masks, just like the N95, are much better than surgical masks for health and fitness treatment employees. Additionally, it discovered that facial area shields, goggles and glasses could give more protection from your coronavirus.
But the W.H.O. didn't budge from its preceding tips for health-related personnel, expressing that respirator masks are only required if this kind of staff are involved in processes that create virus-laden aerosols — droplets scaled-down than 5 microns.
In addition to People situation, transmission in the virus so far has only been shown for larger droplets and by Make contact with, mentioned Dr. Benedetta Allegranzi, an infectious ailment skilled and technical lead to the W.H.O.
While reports have revealed that viral R.N.A. is present in the air in specific health and fitness treatment configurations, “transmission is different, and it has not been demonstrated,” she reported.
“It really is disappointing that the W.H.O. is dismissing that most recent proof that N95s are considerably more practical than surgical masks in defending wellness treatment workers from Covid-19 exposure,” reported David Michaels, an epidemiologist at George Washington College who headed the Occupational Safety and Well being Administration during the Obama administration.
“If the issue could be the scarcity of N95s, the W.H.O. must admit that and not fake that healthcare masks are equally successful.”