نتایج جستجو برای: heat strain score index hssi

تعداد نتایج: 990428  

Journal: :jundishapur journal of health sciences 0
peymaneh habibi department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran reza momeni department of engineering occupational health, student research center, school of health, isfahan university of medical sciences, isfahan, ir iran habibollah dehghan department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran; department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran. tel: +98-3117922733, fax: +98-3116682509

conclusions the results showed that, compared to participants with normal weights, physiological and thermal perceptual responses were higher in overweight participants. therefore, overweight individuals should avoid hot/dry weather conditions to decrease the amount of heat strain. results in both groups, oral temperature, heart rate, and thermal perceptual responses increased during heat expos...

Journal: :international journal of occupational hygiene 0
mohammad reza ghotbi ravandi department of occupational health engineering, school of public health, kerman university of medical sciences, kerman, iran sajad salimi department of occupational health engineering, school of public health, kerman university of medical sciences, kerman, iran narges khanjani department of statistics and epidemiology, school of public health, kerman university of medical sciences, kerman, iran mohammad javad jafari department of occupational health engineering, school of public health, shahid beheshti university of medical sciences, tehran, iran

original article   introduction: exposure to heat is one of the workplace risk factors, which may lead to thermal strain, such as rising heart rate and body temperature. to have the best association between a heat stress indices and physiological parameters have always been a major concern for those studying the subject. this study aims to compare the association of two heat stress indices with...

Journal: :Jurnal Ilmiah Kesehatan (e-journal) 2022

Pekerja industri kerupuk terutama informal memberikan beban kerja fisik rangkap dan durasi lebih dari 8 jam pada pekerjanya, lingkungan yang panas menjadi berat. Sehingga banyak pekerja di mengeluhkan suhu terlalu panas, keringat berlebihan, rasa haus. Keluhan tersebut merupakan respon fisiologis manusia bertujuan untuk mengurangi tubuh setelah menerima efek paparan disebut dengan heat strain. ...

Journal: :jundishapur journal of health sciences 0
habibollah dehghan department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran firouz valipour department of occupational health engineering, baqiyatallah university of medical sciences, tehran, ir iran hossein khalili gorji department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran; department of occupational health engineering, school of health, isfahan university of medical sciences, isfahan, ir iran. tel: +98-9116245560 behzad mahaki department of biostatistics and epidemiology, school of health, isfahan university of medical sciences, isfahan, ir iran

background heat is a harmful factor in workplaces that causes physiologic and cognitive changes in workers. objectives the purpose of this study was to investigate the effect of cooling vest on heat strain and reaction time while wearing chemical-biological-nuclear protective clothes. methods twelve male students with mean age of 25 ± 2 and body mass index (bmi) of 23 ± 1.5 were recruited in th...

Journal: :تحقیقات نظام سلامت 0
پیمانه حبیبی کارشناس ارشد، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران حبیب اله دهقان استادیار،گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران شیوا رضایی کارشناس مهندسی بهداشت حرفه ای، شرکت شین بافت و پیروز باف، سنندج، ایران. کبری مقصودی دانشجوی کارشناس ارشد، گروه مهندسی بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران

abstract introduction: heat stress risk assessment, as a harmful agent at workplace, is essential for controlling heat strain and heat stress effectively. this study is concerned with the relationship between physiological strain index (psi) and wet bulb globe temperature index (wbgt) in women in the climate chamber . methods: this experimental study was carried out on 36 healthy females in sit...

ژورنال: طب جنوب 2015
جعفری, محمدجواد, دهقان, حبیب اله, مراثی, محمدرضا, مرتضوی, سید باقر,

زمینه: تنش گرمایی یکی از مهم‌ترین پیامدهای مواجهه با گرما در دنیاست. شاخص‌های موجود ارزیابی تنش گرمایی به دلیل داشتن محدودیت‌های ذاتی و کاربردی برای غربالگری تنش گرمایی در کشورهای در حال ‌توسعه مناسب نیستند. هدف این مطالعه ساخت، بررسی پایایی و روایی یک روش پرسشنامه‌ای تحت عنوان شاخص نمره استرین گرمایی یا HSSI (Heat Strain Score Index) برای ارزیابی مقدماتی استرس گرمایی بود. مواد و روش‌ها: این مط...

ژورنال: ارگونومی 2016

Introduction: This study aimed to investigate the effects of cooling vests on heat strain and reaction time while wearing protective clothing against chemical, biological, and radioactive contamination. Materials and Methods: Twelve male students with the mean age of 25 ± 2 years and mean body mass index (BMI) of 23.0 ± 1.5 kg/m2 were recruited in this experiment. Each student was asked to r...

ژورنال: ارگونومی 2015
دهقان, حبیب الله, قنبری سرتنگ, ایوب,

  Introduction: The incidence of heat stress is one of the most common problems in work environments as well as many different industries. The exposure of workers to heat results in heat strain. The purpose of the present study was to validate the Perceptual Strain Index through determining its relationship to the Physiological Strain Index and the Wet Bulb Globe Temperature Index und...

Journal: :Respiration; international review of thoracic diseases 2011
Lucas M Donovan Michael W Moore Carl B Gillombardo Sam Chai Kingman P Strohl

BACKGROUND H(2)S synthesis inhibitors (HSSI) have been shown to impact respiratory control. For instance, the HSSI hydroxylamine (HA) decreases the respiratory discharge rate from isolated medullary sections, and HA in addition to other HSSIs propargylglycine and amino-oxyacetic acid (AOAA) have been found to reduce hypoxic responsiveness. OBJECTIVES The aim of this study was to determine if ...

اصیلیان مهابادی, حسن, تیموری, غلام حیدر, جعفری, محمد جواد, خداکریم, سهیلا,

Introduction: Workers in open pit iron ore mines are exposed to heat stress which can cause health and safety problems. The purpose of this study was to evaluate heat stress among open-pit mine workers of iron ore based on Wet Bulb Globe Temperature (WBGT) index and also to investigate its relationship with physiological Strain. Material and Method: This cross-sectional study was conducted o...

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