Lengthy just after 마스크 most nations urged their citizens to use masks, and right after months of hand-wringing about the standard of the evidence offered, the planet Wellbeing Corporation on Friday endorsed the usage of face masks by the general public to cut back transmission with the coronavirus.
Since the beginning with the pandemic, amazingly, the W.H.O. experienced refused to endorse masks. The announcement was long overdue, critics said, as masks are https://www.washingtonpost.com/newssearch/?query=마스크 a simple and cheap preventive evaluate.
Even in its hottest steering, the W.H.O. made its reluctance abundantly very clear, stating the usefulness of deal with masks is “not still supported by superior quality or direct scientific evidence,” but that governments must motivate mask donning as a result of “a increasing compendium of observational evidence.”
The W.H.O. also presented an exhaustive list of the likely drawbacks of sporting a mask, such as “difficulty with communicating Plainly” and “potential soreness.”
A analyze funded via the W.H.O. concluded this week that respirator masks, just like the N95, are a lot better than surgical masks for health and fitness treatment personnel. What's more, it identified that facial area shields, goggles and glasses may present extra protection from the coronavirus.
Nevertheless the W.H.O. didn't budge from its past recommendations for medical staff, declaring that respirator masks are only desired if these employees are involved in techniques that make virus-laden aerosols — droplets scaled-down than five microns.
Aside from those instances, transmission of your virus up to now has only been shown for much larger droplets and by Speak to, claimed Dr. Benedetta Allegranzi, an infectious ailment qualified and complex guide for that W.H.O.
Although scientific studies have shown that viral R.N.A. is present in the air in certain health and fitness care options, “transmission differs, and it has not been shown,” she stated.
“It can be disappointing the W.H.O. is dismissing that most current evidence that N95s are far more practical than surgical masks in protecting health care personnel from Covid-19 exposure,” reported David Michaels, an epidemiologist at George Washington University who headed the Occupational Basic safety and Health Administration during the Obama administration.
“If the situation is the lack of N95s, the W.H.O. really should acknowledge that and never fake that healthcare masks are equally powerful.”