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/The study evaluates the filter efficiency of 227 types of masks sold in Brazil – 05/03/2021 – Equilíbrio e Saúde
The study evaluates the filter efficiency of 227 types of masks sold in Brazil – 05/03/2021 – Equilíbrio e Saúde
ksuadminMay 3, 2021 49
The new coronavirus is mainly transmitted through inhalation of droplets of saliva and respiratory secretions suspended in the air. Because of this, wearing masks and maintaining social distance are the most effective ways to prevent Covid-19 while there is no vaccine for everyone.
Inexpensive, reusable and available in different colors and prints. Cloth masks are most commonly used by Brazilians. However, the ability to filter aerosol particles with a size equivalent to that of the new coronavirus can vary between 15% and 70%, according to a study at the Institute of Physics at the University of São Paulo (IF-USP).
Abstract
Many countries across the globe utilized medical and non-medical facemasks as non-pharmaceutical intervention for reducing the transmission and infectivity of coronavirus disease-2019 (COVID-19). Although, scientific evidence supporting facemasks’ efficacy is lacking, adverse physiological, psychological and health effects are established. Is has been hypothesized that facemasks have compromised safety and efficacy profile and should be avoided from use. The current article comprehensively summarizes scientific evidences with respect to wearing facemasks in the COVID-19 era, providing prosper information for public health and decisions making.
Keywords:Physiology, Psychology, Health, SARS-CoV-2, Safety, Efficacy
Introduction
Facemasks are part of non-pharmaceutical interventions providing some breathing barrier to the mouth and nose that have been utilized for reducing the transmission of respiratory pathogens[1]. Facemasks can be medical and non-medical, where two typ
Abstract
Many countries across the globe utilized medical and non-medical facemasks as non-pharmaceutical intervention for reducing the transmission and infectivity of coronavirus disease-2019 (COVID-19). Although, scientific evidence supporting facemasks’ efficacy is lacking, adverse physiological, psychological and health effects are established. Is has been hypothesized that facemasks have compromised safety and efficacy profile and should be avoided from use. The current article comprehensively summarizes scientific evidences with respect to wearing facemasks in the COVID-19 era, providing prosper information for public health and decisions making.
Keywords:Physiology, Psychology, Health, SARS-CoV-2, Safety, Efficacy
Introduction
Facemasks are part of non-pharmaceutical interventions providing some breathing barrier to the mouth and nose that have been utilized for reducing the transmission of respiratory pathogens[1]. Facemasks can be medical and non-medical, where two typ