The World Health Organization on Wednesday tightened guidelines on wearing face masks, recommending that where COVID-19 is prevalent, they should be worn by everyone in health care facilities and for all interactions in poorly ventilated indoor areas.
In June, WHO governments urged everyone to wear fabric masks in indoor and outdoor public places where the virus is at risk of spreading.
Since then, the second world wave of the epidemic has gained momentum. In all, more than 63 million people worldwide have contracted COVID-19 and 1.475 million have died from it, according to Reuters.
In more Detailed advice has been published On Wednesdays, where the WHO epidemic is spreading, including children and students aged 12 or older – should wear masks in shops, offices and schools that do not have adequate ventilation and when receiving visitors at home in poorly ventilated rooms.
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Masks should be worn outdoors and at least one meter of physical distance cannot be maintained in well-ventilated indoor areas, the WHO said.
Last month Health Canada has updated its guidelines Saying “Protect yourself and others, wear a non-medical mask or face mask”:
- You are open and you can be intimate with others.
- You are in shared indoor spaces with people outside your immediate home
- Your local advice Public health authority.
In all cases, the WHO said the masks were needed along with other precautions such as hand washing.
Depending on the type, masks can be used to protect healthy people or to prevent transmission, the WHO said.
Medical masks for the care of patients
In areas where COVID-19 is prevalent, the WHO has indicated that it is “universal” to wear medical masks at health care facilities, including when caring for other patients.
This advice applies to visitors, patients, and general areas such as restaurants and staff rooms.
Health care workers can wear N95 respirator masks if available when caring for COVID-19 patients, but their only proven protection when doing procedures that produce aerosol is that it poses greater risks, the WHO said.
It recommends that people who do intense physical activity not wear masks, citing certain related risks, especially for those with asthma.