Prolonged following most nations urged their citizens to wear masks, and just after months of hand-wringing about the quality of the proof obtainable, the entire world Overall health Business on Friday endorsed the usage of face masks by the general public to lessen transmission in the coronavirus.
Considering that the beginning of the pandemic, amazingly, the W.H.O. experienced refused to endorse masks. The announcement was extended overdue, critics claimed, as masks are a straightforward and inexpensive preventive 마스크 measure.
Even in http://www.bbc.co.uk/search?q=마스크 its hottest assistance, the W.H.O. made its reluctance abundantly obvious, declaring the usefulness of facial area masks is “not yet supported by top quality or immediate scientific evidence,” but that governments should persuade mask wearing as a consequence of “a rising compendium of observational evidence.”
The W.H.O. also furnished an exhaustive listing of the probable down sides of sporting a mask, including “trouble with speaking Obviously” and “possible irritation.”
A review funded through the W.H.O. concluded this 7 days that respirator masks, similar to the N95, are much better than surgical masks for wellbeing treatment workers. It also discovered that facial area shields, goggles and glasses could supply supplemental security from your coronavirus.
However the W.H.O. didn't budge from its former suggestions for medical staff, expressing that respirator masks are only needed if these personnel are linked to strategies that generate virus-laden aerosols — droplets smaller sized than 5 microns.
Aside from Those people situations, transmission with the virus up to now has only been shown for greater droplets and by Get in touch with, mentioned Dr. Benedetta Allegranzi, an infectious condition skilled and technological guide for that W.H.O.
Although studies have proven that viral R.N.A. is present during the air in specific wellbeing care options, “transmission differs, and it hasn't been shown,” she explained.
“It is disappointing which the W.H.O. is dismissing that most up-to-date evidence that N95s are far more practical than surgical masks in shielding wellbeing care workers from Covid-19 exposure,” explained David Michaels, an epidemiologist at George Washington College who headed the Occupational Protection and Wellness Administration through the Obama administration.
“If the condition may be the lack of N95s, the W.H.O. should really accept that and not fake that health care masks are Similarly effective.”