Results 51 to 60 of about 25,593 (224)

Recent advancements in nonwoven bio-degradable facemasks to ameliorate the post-pandemic environmental impact

open access: yesMaterials Research Express, 2021
Plastics have become a severe risk to natural ecosystems and human health globally in the last two decades. The outbreak of the coronavirus pandemic, which led to the manufacturing and use of billions of facemasks made from non-biodegradable and ...
Junaid Khan   +4 more
doaj   +1 more source

Healthcare professional’s guide to cardiopulmonary exercise testing [PDF]

open access: yes, 2015
Cardiopulmonary exercise testing (CPEX) is a valuable clinical tool that has proven indications within the fields of cardiovascular, respiratory and pre-operative medical care.
Frenneaux, Michael P.   +4 more
core   +1 more source

Performance Comparison of Two Anaesthetic Facemasks [PDF]

open access: yesAnaesthesia and Intensive Care, 2007
When considering anaesthetic masks, the quality of the mask-face seal is a key determinant of performance. This randomised crossover trial utilises expired oxygen concentration to compare the efficacy of two routinely used facemasks. Thirty subjects were randomised to breathe 100% oxygen via either a traditional reusable black rubber mask or the ...
A J, Ball   +3 more
openaire   +2 more sources

Variations of training load, monotony, and strain and dose-response relationships with maximal aerobic speed, maximal oxygen uptake, and isokinetic strength in professional soccer players [PDF]

open access: yes, 2019
This study aimed to identify variations in weekly training load, training monotony, and training strain across a 10-week period (during both, pre- and in-season phases); and to analyze the dose-response relationships between training markers and maximal ...
A Jaspers   +43 more
core   +2 more sources

An evaluation of energy expenditure estimation by three activity monitors [PDF]

open access: yes, 2013
This is an Author's Accepted Manuscript of an article published in European Journal of Sport Science, 13(6), 681 - 688, 2013 [date of publication] [copyright Taylor & Francis], available online at: http://www.tandfonline.com/ 10.1080/17461391.2013 ...
Gormley, J, Ryan, J
core   +1 more source

Effect of face mask therapy on mandibular rotation considering initial and final vertical growth pattern: A longitudinal study

open access: yesClinical and Experimental Dental Research, 2019
Objectives To evaluate the effect of maxillary protraction with facemask therapy on mandibular rotation taking into account the initial and final vertical growth pattern of each participant in order to evaluate our null hypothesis: The use of facemask in
Liseth Salazar   +5 more
doaj   +1 more source

Facemasks and Walk Distance in Pulmonary Arterial Hypertension Patients

open access: yesMayo Clinic Proceedings: Innovations, Quality & Outcomes, 2021
Little is known about the effect of wearing a facemask on the physiological and perceptual responses to exercise in patients with pulmonary arterial hypertension (PAH). We performed a single-center retrospective study to evaluate whether facemask wearing
Scott A. Helgeson, MD   +4 more
doaj   +1 more source

Short‐term effects of a modified A lt‐ RAMEC protocol for early treatment of C lass III malocclusion: a controlled study [PDF]

open access: yes, 2014
Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/109361/1/ocr12051 ...
Defraia, E.   +3 more
core   +1 more source

A highly efficient cloth facemask [PDF]

open access: yes, 2021
Abstract Wearing masks and face coverings helps reduce transmission of respiratory diseases. Much prior research on mask filtration efficiency has focused on fabric type, with less consideration given to mask design and shape. Here, we present evidence that increasing the mouth-mask separation distance engenders an increase in the mask-fabric ...
Christopher Cappa   +7 more
openaire   +1 more source

Transparent UV‐Curable Self‐Sanitizing Coatings Applicable to Diverse Surfaces and High‐Touch Screens to Mitigate Deadly Pathogen Transmission

open access: yesAdvanced Functional Materials, EarlyView.
Development of a transparent, self‐sanitizing antimicrobial coating technology applicable to a wide range of materials and surfaces‐including touchscreens, transparent substrates, and metal, plastic, and glass‐regardless of pathogen type. The spray‐coated, UV‐cross‐linked imidazole‐based quaternary ammonium chloride materials provide broad‐spectrum ...
Surjith Kumaran   +6 more
wiley   +1 more source

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