Search Results - "JON WILLIAMS, W"

Physiological Impact of the N95 Filtering Facepiece Respirator on Healthcare Workers by ROBERGE, Raymond J, COCA, Aitor, JON WILLIAMS, W, POWELL, Jeffrey B, PALMIERO, Andrew J

“…To assess the physiological impact of the N95 filtering facepiece respirator (FFR) on healthcare workers. Ten healthcare workers each conducted multiple 1-hour…”
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Measurement accuracy of heart rate and respiratory rate during graded exercise and sustained exercise in the heat using the Zephyr BioHarness by Kim, J-H, Roberge, R, Powell, J B, Shafer, A B, Jon Williams, W

“…The Zephyr BioHarness was tested to determine the accuracy of heart rate (HR) and respiratory rate (RR) measurements during 2 exercise protocols in conjunction…”
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Effect of cooling on static postural balance while wearing firefighter's protective clothing in a hot environment by Aljaroudi, Ali M., Bhattacharya, Amit, Strauch, Amanda, Quinn, Tyler D., Jon Williams, W.

“…Objectives. Postural imbalance can result from hyperthermia-mediated muscular fatigue and is a major factor contributing to injuries from falling. The…”
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Effects of fire fighter protective ensembles on mobility and performance by Coca, Aitor, Williams, W. Jon, Roberge, Raymond J., Powell, Jeffrey B.

“…Many studies have shown that fire fighter turnout gear and equipment may restrict mobility. The restriction of movement is usually due to a decrease in range…”
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Using trunk posture to monitor heat strain at work by Quinn, Tyler D., Seo, Yongsuk, Yorio, Patrick L., Aljaroudi, Ali, Coca, Aitor, Kim, Jung-Hyun, Roberge, Raymond J., Jon Williams, W.

“…This study aimed to determine if trunk posture during walking is related to increases in rectal temperature (T re ). 24 males treadmill walked in one of four…”
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Subjective perceptions and ergonomics evaluation of a liquid cooled garment worn under protective ensemble during an intermittent treadmill exercise by Kim, Jung-Hyun, Coca, Aitor, Williams, W. Jon, Roberge, Raymond J.

“…While a personal protective equipment (PPE) ensemble effectively provides workers with protection from occupational hazards, working in a vapour-resistant…”
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Effects of Liquid Cooling Garments on Recovery and Performance Time in Individuals Performing Strenuous Work Wearing a Firefighter Ensemble by Kim, Jung-Hyun, Coca, Aitor, Williams, W. Jon, Roberge, Raymond J.

“…This study investigated the effects of body cooling using liquid cooling garments (LCG) on performance time (PT) and recovery in individuals wearing a fully…”
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Requirements for Building Thermal Conditions under Emergency Operations in Cold Climates by Zhivov, Alexander M., Rose, William B., Patenaude, Raymond E., Williams, W. Jon

“…This paper provides recommendations on thermal and moisture parameters in different types of buildings under emergency operation in cold/arctic climates. We…”
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Surgical mask placement over N95 filtering facepiece respirators: Physiological effects on healthcare workers by ROBERGE, Raymond J., COCA, Aitor, WILLIAMS, W. Jon, PALMIERO, Andrew J., POWELL, Jeffrey B.

“…ABSTRACT Background and objective:  Filtering facepiece respirators (‘N95 Masks’) may be in short supply during large‐scale infectious outbreaks. Suggestions…”
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Reusable elastomeric air-purifying respirators: Physiologic impact on health care workers by Roberge, Raymond J., MD, MPH, Coca, Aitor, PhD, Williams, W. Jon, PhD, Powell, Jeffrey B., MS, Palmiero, Andrew J., BS

“…Background Elastomeric air-purifying respirators offer the benefit of reusability, but their physiological impact on health care workers is unknown. Methods…”
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Physiological Responses to Wearing a Prototype Firefighter Ensemble Compared with a Standard Ensemble by Williams, W. Jon, Coca, Aitor, Roberge, Raymond, Shepherd, Angie, Powell, Jeffrey, Shaffer, Ronald E.

“…This study investigated the physiological responses to wearing a standard firefighter ensemble (SE) and a prototype ensemble (PE) modified from the SE that…”
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Physiological Monitoring in Firefighter Ensembles: Wearable Plethysmographic Sensor Vest versus Standard Equipment by Coca, Aitor, Roberge, Raymond J., Williams, W. Jon, Landsittel, Douglas P., Powell, Jeffrey B., Palmiero, Andrew

“…We evaluated the accuracy of a wearable sensor vest for real-time monitoring of physiological responses to treadmill exercise. Ten subjects in standard…”
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Effect of continuous cooling on inhibition and attention while wearing firefighter's PPE in a hot environment by Aljaroudi, Ali M., Kadis, Darren S., Bhattacharya, Amit, Strauch, Amanda, Quinn, Tyler D., Williams, W. Jon

“…Firefighting is physically and mentally strenuous, requiring rapid, appropriate decision-making in hot environments. Intact cognitive function is imperative to…”
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Probability of hyperthermia in a hot environment while wearing a liquid cooling garment underneath firefighters' protective clothing by Aljaroudi, Ali M, Bhattacharya, Amit, Yorio, Patrick, Strauch, Amanda L, Quinn, Tyler D, Williams, W Jon

“…Firefighters' protective clothing (FPC) can limit human thermoregulation due to limited water vapor permeability and insulation. This study investigated the…”
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Activity modification in heat: critical assessment of guidelines across athletic, occupational, and military settings in the USA by Hosokawa, Yuri, Casa, Douglas J., Trtanj, Juli M., Belval, Luke N., Deuster, Patricia A., Giltz, Sarah M., Grundstein, Andrew J., Hawkins, Michelle D., Huggins, Robert A., Jacklitsch, Brenda, Jardine, John F., Jones, Hunter, Kazman, Josh B., Reynolds, Mark E., Stearns, Rebecca L., Vanos, Jennifer K., Williams, Alan L., Williams, W. Jon

“…Exertional heat illness (EHI) risk is a serious concern among athletes, laborers, and warfighters. US Governing organizations have established various activity…”
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Role of skin blood flow and sweating rate in exercise thermoregulation after bed rest by Lee, Stuart M. C, Williams, W. Jon, Schneider, Suzanne M

“…1  Wyle Laboratories, Life Sciences Systems and Services Division, and 2  National Aeronautics and Space Administration, Johnson Space Center, Houston, Texas…”
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The Application of X-Band Radar for Characterization of Nearshore Dynamics on a Mixed Sand and Gravel Beach by Atkinson, John, Esteves, Luciana S, Williams, Jon W, McCann, David L, Bell, Paul S

“…Atkinson, J.; Esteves, L.S.; Williams, J.W.; McCann D.L., and Bell, P.S., 2018. The Application of X-Band Radar for Characterisation of Nearshore Dynamics on a…”
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Lower-body negative-pressure exercise and bed-rest-mediated orthostatic intolerance by Schneider, Suzanne M., Watenpaugh, Donald E., Lee, Stuart M C., Ertl, Andrew C., Williams, W. Jon, Ballard, Richard E., Hargens, Alan R.

“…PURPOSE: Supine, moderate exercise is ineffective in maintaining orthostatic tolerance after bed rest (BR). Our purpose was to test the hypothesis that adding…”
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Application of thermoregulatory modeling to predict core and skin temperatures in firefighters by Kim, Jung-Hyun, Williams, W. Jon, Coca, Aitor, Yokota, Miyo

“…The purpose of the study was to compare body temperature responses from subjects who exercised while wearing firefighter clothing to predictive data from a…”
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Heat Safety in the Workplace: Modified Delphi Consensus to Establish Strategies and Resources to Protect the US Workers by Morrissey, Margaret C., Casa, Douglas J., Brewer, Gabrielle J., Adams, William M., Hosokawa, Yuri, Benjamin, Courteney L., Grundstein, Andrew J., Hostler, David, McDermott, Brendon P., McQuerry, Meredith L., Stearns, Rebecca L., Filep, Erica M., DeGroot, David W., Fulcher, Juley, Flouris, Andreas D., Huggins, Robert A., Jacklitsch, Brenda L., Jardine, John F., Lopez, Rebecca M., McCarthy, Ronda B., Pitisladis, Yannis, Pryor, Riana R., Schlader, Zachary J., Smith, Caroline J., Smith, Denise L., Spector, June T., Vanos, Jennifer K., Williams, W. Jon, Vargas, Nicole T., Yeargin, Susan W.

“…The purpose of this consensus document was to develop feasible, evidence‐based occupational heat safety recommendations to protect the US workers that…”
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