Results 21 to 30 of about 6,489 (203)

The effects of facemasks on airway inflammation and endothelial dysfunction in healthy young adults: a double-blind, randomized, controlled crossover study

open access: yesParticle and Fibre Toxicology, 2018
Background Facemasks are increasingly worn during air pollution episodes in China, but their protective effects are poorly understood. We aimed to evaluate the filtration efficiencies of N95 facemasks and the cardiopulmonary benefits associated with ...
Tianjia Guan   +7 more
doaj   +1 more source

Individual and population level protection from particulate matter exposure by wearing facemasks

open access: yesEnvironment International, 2021
Because of the severe air pollution in northern China, facemasks have gained popularity in this area in recent years. Although the results of previous studies have shown the effectiveness of wearing facemasks for intercepting particles, the individual ...
Huizhong Shen   +11 more
doaj   +1 more source

Prolonged facemask wearing among hospital workers and dry eye – a mixed-methods study

open access: yesBMC Ophthalmology, 2023
Background Prolonged facemask wearing may have negatively affected essential workers with dry eye. We conducted a mixed-methods study to examine and understand the associations of the ocular surface, periocular environment, and dry eye-related symptoms ...
Tianjing Li   +13 more
doaj   +1 more source

Lacrosse Helmet Facemask Removal [PDF]

open access: yesJournal of Athletic Training, 2013
Context Facemask removal (FMR) is required to access the airway of a catastrophically injured football or ice hockey athlete. However, the best method of caring for the helmeted lacrosse athlete with suspected catastrophic injury remains unclear. Objective
Debbie A, Bradney, Thomas G, Bowman
openaire   +2 more sources

Mathematical modeling of the effectiveness of facemasks in reducing the spread of novel influenza A (H1N1).

open access: yesPLoS ONE, 2010
On June 11, 2009, the World Health Organization declared the outbreak of novel influenza A (H1N1) a pandemic. With limited supplies of antivirals and vaccines, countries and individuals are looking at other ways to reduce the spread of pandemic (H1N1 ...
Samantha M Tracht   +2 more
doaj   +1 more source

“Therapeutic” facemasks

open access: yesMedical Hypotheses, 2020
There must be pathophysiological reason why "cold" viruses like SARS-CoV-2 show proclivity to nasal cavity, oral cavity, pharyngeal cavity and upper airways which have lower temperature than core body temperature. Henceforth, facemasks' "therapeutic" role against SARS-CoV-2 must be explored because personal "therapeutic" environments may get created ...
openaire   +2 more sources

Facemask: Protection or threat?

open access: yesMarine Pollution Bulletin, 2023
Facemasks were widely used as a protection against SARS-COV-2, which significantly reduced COVID-19 transmission during the pandemic. However, concerns have been raised regarding its adverse impacts on human health due to intense use and mismanagement. Although rampant plastic littering was the norm before the pandemic, the magnitude of the problem is ...
Morales, Ilah Dianne G.   +5 more
openaire   +2 more sources

The impact of facemasks on emotion recognition, trust attribution and re-identification

open access: yesScientific Reports, 2021
Covid-19 pandemics has fostered a pervasive use of facemasks all around the world. While they help in preventing infection, there are concerns related to the possible impact of facemasks on social communication. The present study investigates how emotion
Marco Marini   +4 more
doaj   +1 more source

Efficacy and practice of facemask use in general population: a systematic review and meta-analysis

open access: yesTranslational Psychiatry, 2022
In recent decades, respiratory infections, including SARS, HINI and the currently spreading COVID-19, caused by various viruses such as influenza and coronavirus have seriously threatened human health. It has generated inconsistent recommendations on the
Hui Li   +21 more
doaj   +1 more source

Pre-oxygenation in obese patients: facemask versus facemask with nasal prong

open access: yesMalaysian Journal of Anaesthesiology, 2023
Introduction: Anatomical and physiological changes of the respiratory system in obese patients predispose them to rapid oxygen desaturation during apnoea. Adequate pre-oxygenation before anaesthesia induction allows a period of safe apnoea. The efficacy of pre-oxygenation with facemask versus facemask with nasal prong was compared.
Nor Farhanah Hamzah   +5 more
openaire   +1 more source

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