نتایج جستجو برای: physiological strain index

تعداد نتایج: 849556  

Journal: :Aging cell 2012
Sergiy Libert Michael S Bonkowski Kelli Pointer Scott D Pletcher Leonard Guarente

The variation of individual life spans, even in highly inbred cohorts of animals and under strictly controlled environmental conditions, is substantial and not well understood. This variation in part could be due to epigenetic variation, which later affects the animal's physiology and ultimately longevity. Identification of the physiological properties that impact health and life span is crucia...

2013
Mark J. Buller Eric Sodomka William J. Tharion Cynthia Clements Reed W. Hoyt Odest Chadwicke Jenkins

Emergency workers engaged in strenuous work in hot environments risk overheating and mission failure. We describe a real-time application that would reduce these risks in terms of a real-time thermal-work strain index (SI) estimator; and a Markov Decision Process (MDP) to compute optimal work rate policies. We examined the thermo-physiological responses of 14 experienced U.S. Army Ranger studen...

ژورنال: ارگونومی 2013
فردمال, جواد , محمدیان مستان آباد, مهدی , معتمدزاده, مجید,

Introduction: Three methods of OCRA Index, Strain Index and ACGIH HAL are proposed to assess risk factors of upper extremity musculoskeletal disorders. These methods are important in work environments to evaluate musculoskeletal disorders. Thus the aim of this study is to determine the correlation between the results of the above mentioned methods. Materials and Methods: In this cross - secti...

Journal: :Revista Brasileira De Medicina Do Esporte 2021

ABSTRACT Introduction: Physical exercise can enhance the body's ability to adapt external environment and improve contractility of heart. At same time, it help blood circulation increase lung capacity. Objective: This article explores critical role sports in prevention cardiovascular diseases. Methods: conducts tests on related physiological indicators such as hemodynamic rheology for students ...

Journal: :JACC. Cardiovascular imaging 2011
Nee Scze Khoo Jeffrey F Smallhorn Sachie Kaneko Kimberly Myers Shelby Kutty Edythe B Tham

OBJECTIVES This study sought to examine the changes in ventricular function of hypoplastic left heart syndrome (HLHS) between the first 2 stages of surgical palliation. BACKGROUND The mortality risk between first and second stages of surgical palliation in HLHS remains high. Right ventricular (RV) dysfunction predicts mortality. Postulated mechanisms include a maladaptive contraction pattern,...

Journal: :Applied sciences 2023

The use of personal protective equipment (PPE) is essential to protect the human body in hazardous environments or where there a risk CBRN agents. However, PPE also poses barrier evaporative heat dissipation, therefore increasing accumulation body. In our research, we investigated applicability thermophysiological models for prediction thermal strain and permissible working time contaminated en...

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