13th International Conference on

Environmental Ergonomics 2009

(ICEE 2009)

ENVIRONMENTAL ERGONOMICS XIII

Boston, Massachusetts, USA2-7 August 2009

ISBN: 978-1-61782-976-5

Proceedings ofthe 13'' International Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

TABLE OF CONTENTS

INTELLIGENT TEXTILES FOR CHEMICAL BIOLOGICAL PROTECTIVE CLOTHING.

Eugene Wilusz 19

EVAPORATIVE COOLING IN PROTECTIVE CLOTHING: EFFICIENCY IN RELATIONTO DISTANCE FROM SKIN. George. Havenith, Peter Brode, Victor Candas, Emiel den

Hartog, Ingvar Holmer, Kalev Kuklane, Harriet Meinander, Wolfgang Nocker, Mark RichardsandXiaoxin Wang 20

APPARENT TOTAL EVAPORATIVE RESISTANCE AND CLOTHING ADJUSTMENTFACTORS AT DIFFERENT HUMIDITIES AND METABOLIC RATES. Thomas E. Bernard,Victor Caravello, Elizabeth A. McCullough, Condi D. Ashley 25

EFFECTS OF POROSITY ON CRITICAL WBGT AND APPARENT EVAPORATIVERESISTANCE. Thomas Bernard, Candi Ashley, Joseph Trentacosta, VivekKapur, StephanieTew 30

CAN UNDERGARMENTS BE OF BENEFIT WHEN WORKING IN PROTECTIVECLOTHING IN HOT ENVIRONMENTS? Anne MJ. van den Heuvel, Pete Kerry, Jeroen van

der Velde, Mark J. Patterson and Nigel A.S. Taylor 35

PHYSIOLOGICAL IMPACT OF FIRST-RESPONDER CHEMICAL, BIOLOGICAL ANDRADIOLOGICAL PROTECTIVE ENSEMBLES. Anne M.J. van den Heuvel, Joanne N.

Caldwell, Mark J. Patterson andNigel A.S. Taylor. 39

AN EVALUATION OF THE THERMAL PROTECTIVE CLOTHINGUSED BY SIXAUSTRALIAN FIRE BRIGADES. Pete Kerry, Anne MJ. van den Heuvel, Martin van Dijk,Gregory E. Peoples andNigel A.S. Taylor 44

CALCULATING UTCI EQUIVALENT TEMPERATURE. Peter Brode, Dusan Fiala, KrzysztofBlazejczyk, Yoram Epstein, Ingvar Holmer, GerdJendritzky, Bernhard Kampmann, Mark

Richards, Hannu Rintamdki, Avraham Shitzer, George Havenith 49

PHYSIOLOGICAL RESPONSES TO TEMPERATURE AND HUMIDITY COMPAREDWITH PREDICTIONS OF PHS AND WBGT'. Bernhard Kampmann, Peter Brode 54

THERMAL BALANCE IMPLICATIONS OF WATERREPELLENT TREATMENTS ONMILITARY UNIFORM FABRICS. Phil Gibson 59

THE STUDY OF SUBJECT TVE PRESSURE SENSATION EVALUATION OF

FOUNDATION GARMENT. Li Liu, Wei-yuan Zhang. 65

THEANALYSIS OF COMFORT PORPERTIES OFPTFE-LAMINATEDAND

HYDROPHILIC PU-LAMINATED CLOTHING. Yu-WeiLin, Li-Chu Wang, Gwo-TsuenJou andMarkus Weder. 70

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Proceedings ofthe 13"' Internationa! Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

THERMAL, CARDIOVASCULAR, PERFORMANCE, & ANTHROPOMORPHIC

EVALUATION OF THE AMERICAN FOOTBALL UNIFORM. Lawrence E. Armstrong, Evan

C. Johnson, Douglas J. Casa, Matthew S. Ganio, Brendon McDermott, Linda Yamamoto,Rebecca M. Lopez, Holly Emmanue 75

INFLUENCE OFUNDERSHIRTTYPE ON PHYSIOLOGICAL RESPONSES WHILE

EXERCISING IN THE HEAT. Alison L. Fogarty, Wade H. Sinclair, Stephan Rudzki, and Mark

J. Patterson 80

EFFECT OF CLOTHING VENTILATION ON THERMAL INSULATION AND VAPOR

RESISTANCE. Xiaoqun Dai and George Havenith 83

EFFECTS OF AIR VELOCITY AND CLOTHING COMBINATION ON HEATING

EFFICIENCY OF AN ELECTRICALLY HEATED VEST (EHV): A PILOT STUDY. FamingWang, Chuansi Gao, and Ingvar Holmer. 88

THE INFLUENCE OF DIFFERENT MINING CLOTHING ENSEMBLES ON WHOLE-

BODY HEAT BALANCE. Jill Stapleton, Stephen G. Hardcastle, Cheryl Allen and Glen P.

Kenny 93

THE NOVEL SINGLE-SECTORHUMAN SIMULATOR TO STUDY CLOTHING EFFECTS

ON PHYSIOLOGICAL RESPONSE. Agnes Psikuta and Rene Rossi 98

HUMAN FACTORS PERFORMANCE OF A PROTOTYPE FIREFIGHTER SUIT WITH

DEPLOYABLE CBRN FEATURES. Barker, R.L., Deaton, A.S., andListon, G.C. 103

IMPACT OF NBC PROTECTIVE CLOTHING ON THE PERFORMANCE OF MEDICAL

TASKS IN WARM AND COOL ENVIRONMENTS. Sirkka Rissanen, Irma Jousela andHannu

Rintamaki 108

THE EFFECT OF HEAT ACCLIMATION ON THERMAL STRAIN DURING EXPLOSIVESORDNANCE DISPOSAL (EOD) RELATED ACTIVITY IN MODERATE AND HOT

CONDITIONS. CD. Thake, M.J. Zurawlew, M. J. Price andM. Oldroyd. 113

EVALUATION OF THE HEAT STRESS IMPOSED BY A PROTOTYPE FIREFIGHTERENSEMBLE WITH CHEMICAL/BIOLOGICAL HAZARD PROTECTION. W. Jon Williams,Aitor Coca, Raymond Roberge, Jeffery Powell, Angie Shepherd, Ronald Shaffer 118

COMBINED PROTECTION AND ERGONOMICS TESTING OF CHEMICAL-BIOLOGICALPROTECTIVE EQUIPMENT. EmielADen Hartog, Richard Van Eenennaam, Menno De

Jonge 122

CONTRIBUTION OF INDIVIDUAL COMPONENTS OF THE SLOVENE ARMED FORCESDESERT ENSEMBLE TO OVERALL HEAT STRAIN. IgorB. Mekjavic, Bostjan Simunic,Daniela Zavec Pavlinic, Ola Eiken and Victor Candas 127

Proceedings ofthe 13 International Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

CLIMATE CHANGE AND OCCUPATIONAL HEAT STRESS. TordKjellstrom, Bruno Lemke,

Ingvar Holmer. 128

EVALUATION OF THE PMV THERMAL COMFORT INDEX IN OUTDOOR WEATHERCONDITIONS. JuYoun Kwon and Ken Parsons 132

UTILITY OF PREDICTED HEAT STRAIN TO LIMIT SHORT-TERM HEAT STRESSEXPOSURES. Satoru Ueno, Ronald Long, Skai W. Schwartz, CandiD. Ashley, Shin-ichi

Sawada, Thomas E. Bernard. 137s

MODIFICATIONS TO PREDICTED HEAT STRAIN (PHS) (IS07933). Satoru Ueno, Shin-ichi

Sawada, Thomas E. Bernard. 141

THERMAL COMFORT DURING EXPOSURE TO DRIFTING OPERATIVETEMPERATURES. B. W. Olesen, J. Toftum and J. Kolarik. 146

RELATIONSHIP BETWEEN VASCULAR FUNCTION AND VASOCONSTRICTIVE

RESPONSE TO COLD. Takafumi Maeda, Tetsuhito Fukushima, Masashi Kuramae, andShintaro Yokoyama 151

EFFECT OF FOURWEEKS REPETITIVE MILD COLD WATER IMMERSION ONTHERMOREGULATORY RESPONSES DURING IMMERSION AND CIVD RESPONSE.

Hitoshi Wakabayashi, Hideto Kuroki, Titis Wijayanto, Joo-Young Lee, Yutaka Tochihara....l55

THE EFFECT OF SKIN SURFACE MENTHOL APPLICATION ON RECTAL

TEMPERATURE DURING PROLONGED IMMERSION IN COOL WATER. Botonis Petros,Kounalakis Stelios ,Cherouveim Evgenia, Koskolou Maria, and Geladas Nickos 159

HORMONAL RESPONSE TO ACUTE COLD EXPOSURE AND 53 HOURS OF SLEEPDEPRIVATION. David M. Bellar, Ellen L. Glickman, Katie Pierce, Matthew Muller, John

Gunstad. 163

COGNITIVE AND MANUAL PERFORMANCE FOLLOWING INTERVAL VS.CONTINUOUS EXERCISE IN THE COLD. Matthew Muller, Ellen Glickman, EdwardRyan,Chul-Ho Kim, Megan Williamson, Emily Fickes, Sarah M. Muller, John Gunstad. 167

CLASSIFICATION OF NON-FREEZING COLD INJURY IN PATIENTS: AN INTERIMREPORT. Clare M. Eglin, Frank St.C. Golden and Michael J. Tipton 172

DAMAGE TO VASCULAR ENDOTHELIUM AND SMOOTH MUSCLE CONTRIBUTE TO

THE DEVELOPMENT OF NON-FREEZING COLD INJURY IN THE RAT TAIL

VASCULAR BED IN VITRO. Jonathan P. Stephens, David W. Laight, Frank St.C. Golden &

Michael J. Tipton 177

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Proceedings of the 13"' International Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

EFFECTS OF WEARTRAINING ON BLOOD PRESSURE AND PULSE TRANSIT TIME.

Joonhee, Park, Jeongwha, Choi and Una, Son 182

FACE PROTECTION DURING COLD AIR EXPOSURE LIMITS FINGERCOOLING AND

IMPROVES THERMAL COMFORT. Catherine O'Brien andlngrid V. Sils 187

TOLERANCE FOR INTERMITTENT EXERCISE IN MILITARY CLOTHING IS

IMPROVED BY WEARING A VENTILATED VEST IN HOT, DRY CONDITIONS. MartinJ

Barwood, Phillip S. Newton, & Michael! Tipton 192

NBC SUIT VENTILATION ALLEVIATES THE PHYSIOLOGICAL STRAIN. Hadid, Y. Fuks,T, Erlich, R. Yanovich, Y. Heled, N. Azriel, D.S. Moron 197

EVALUATION OF PERSONAL COOLING SYSTEMS FOR SOLDIERS. Elizabeth A.

McCullough and Steve Eckels 200

HYDRATION STATUS EVALUATION OF COMBAT SOLDIERS DURING MARCHES.

Erlich T., Sawka M„ HadidA., Ben-Ari 0., Arbel Y., Heled Y., Yanovich Y., Cheuvront S.,

Shapiro Y, Moran DS. 205

SWEATING AND SKIN BLOODFLOW CHANGES DURING PROGRESSIVE

DEHYDRATION. Christiana A. Machado-Moreira, Joanne N. Caldwell, Anne M.J. van den

Heuvel, Pete Kerry, Gregory E. Peoples andNigel A.S. Taylor 208

CARDIAC ELECTROPHYSIOLOGY DURING PROGRESSIVE AND CONTROLLED

DEHYDRATION: INFERENCES FROM ECG ANALYSIS DURING STEADY-STATE

EXERCISE AND RECOVERY. Gregory E. Peoples, Marc A. Brown, Anne M.J. van den

Heuvel, Pete Kerry, andNigel A.S. Taylor 212

REDUCING HEAT STRAIN USINGPHASE-CHANGE COOLING VESTS WITH

DIFFERENT MELTING TEMPERATURES. Jim House, Heather Lunt, Rowan Taylor, Carol

House, Jason Lyons and Gemma Milligan 215

ASSESSMENT OF COLD STRESS FIELD MEASUREMENTS AND SUBJECTIVE

ANALYSIS. VirgUioM. Oliveira, AdelioR. Gaspar, DivoA. Quintela 220

AN INFRARED-VIEW OF THE CONVECTIVE-WARMING DEVICES BAIRHUGGER 750

AND WARMTOUCH. Karl Peter Ittner, Julia Kujfner, Markus Werkmann and MichaelPawlik. 226

THERMOREGULATORY RESPONSES IN CROSS-COUNTRY SKIERS: A FIELD STUDY.

Mariann Sandsund, 0ystein Wiggen, Hilde Fcerevik, Lars Karldf, RandiE. Reinertsen 228

HUMAN THERMAL RESPONSES IN WIND AND WAVES. Jonathan T. Power, Antonio J.

Simoes Re, and Michael J. Tipton 233

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Proceedings ofthe 13' International Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

IMMERSION COOLING DURING HYPERTHERMIA: WHY WARMER MAY BE BETTER.Joanne N. Caldwell, Anne M.J. van den Heuvel, Pete Kerry, Mitchell J. Clark, Gregory E.

Peoples and Nigel A.S. Taylor 238

POST-EXERCISE COOLING TECHNIQUES IN HOT, HUMID CONDITIONS. Martin J.

Barwood, Sarah Davey, James R. House & Michael J. Tipton 242

OPTIMIZATION OF LIQUID MICROCLIMATE COOLING SYSTEMS: IMPORTANCE OF

SKIN TEMPERATURE. Samuel N. Cheuvront, Scott J. Montain, Lou A. Stephenson, Michael N.Sawka 247

EFFECT OF A PERSONAL AMBIENT VENTILATION SYSTEM ONPHYSIOLOGICALSTRAIN DURINGHEAT STRESS WEARING BODY-ARMOUR. A. Hadid, Y. Fuks, T. Erlich,R. Yanovich, Y. Heled, N. Azriel, D.S. Moran 252

THE EFFECT OF WEARING A COOLING VEST TO ALLEVIATE THERMAL STRAIN

DURING MODERATE INTENSITY WORK. Jill M. Stapleton, Christopher Q. Lan, Stephen G.Hardcastle and Glen P. Kenny 255

EFFECTS OF TEMPERATURE GRADIENT ON COOLING EFFECTIVENESS OF PCM

VESTS IN AN EXTREMELY HOT CLIMATE. Chuansi Gao, Kalev Kuklane, IngvarHolmer. 260

EVALUATION OF FIVE COOLING CONDITIONS WEARING A PROTOTYPEFIREFIGHTER ENSEMBLE. Aitor Coca, RaymondRoberge, Jeffrey Powell, Andrew Palmeiro,and W. Jon Williams 265

INFLUENCE OF PRE-COOLING INTENSITY ONVASOMOTOR RESPONSEAND

METABOLIC HEAT PRODUCTION. Kocjan, N, Perret, C, Bogerd, CP., Rossi, MR., Daanen,HAM 269

DEHYDRATION IS A HEALTH AND SAFETY CONCERN FOR SURFACE MINEWORKERS. Andrew Hunt, Ian Stewart, and Tony Parker 274

THE EFFICACY OF SALIVA OSMOLALITY AS AN INDEX OF HYDRATION STATE: IS

IT WORTH THE SPIT? Nigel A.S. Taylor, Anne M.J. van den Heuvel, Pete Kerry, Sheena

McGhee, ChristianoA. Machado-Moreira, Marc A. Brown, Mark J. Patterson and Gregory E.

Peoples 279

HYDRATION BY WATER OR SACCHAROSE DRINKS DURING EXERCISE IN COLD:EFFECTS ON LEUKOCYTE COUNTS. Hannu Rintamdki, Tew Mdkinen andHeljd-MarjaSurcel 283

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Proceedings ofthe 13lh International Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

REVISITING INDICES OF HYDRATION STATEDURING PROGRESSIVE

DEHYDRATION TO A 7% WATER DEFICIT. Nigel AS. Taylor, Anne M.J. van den Heuvel,Pete Kerry, Sheena McGhee, Christiano A. Machado-Moreira, Marc A. Brown, and Gregory E.

Peoples 286

A THERMAL MANIKIN STUDY ON THE HEAT GAIN FROM INFRARED RADIATIONWITH WET CLOTHING. Peter Brode, Kalev Kuklane, George Havenith 290

ASSESSMENT OF HYPOTHERMIABLANKETS USING AN ADVANCED THERMALMANIKIN. John P. Rugh and Khalid Barazanji 295

COMPARISON OF THERMAL RESISTANCE BETWEEN TWO GARMENT DESIGNSDRIVEN BY MATERIAL CHARACTERISTICS USING A THERMAL HEATED MANIKIN.Janet L. Brady, Niny Z. Rao, Timothy Rioux, Carole Winterhalter 300

THERMAL INSULATION MEASUREMENTS WITH A MOVABLE THERMAL MANIKIN.

AdelioR. Gaspar A. Virgil'io M. Oliveira, DivoA. Quintela 304

TESTING SLEEPING BAGS USING A SUPINE SWEATPNG FABRIC MANIKIN. Yuen

Shing Wu andJintu Fan 309

INTEGRATING AN ACTIVE PHYSIOLOGICALAND COMFORT MODEL TO THENEWTON SWEATING THERMAL MANIKIN. RichardBurke, Allen Curran, Mark

Hepokoski 313

CONVECTIVE HEAT TRANSFER COEFFICIENT FROM BABY IS LARGER THAN THATFROM ADULT. Takako Fukazawa, Tomoko Ando, Sachiyo Ikeda, Ayu Yamaguchi, IngvarHolmer, Yutaka Tochihara 318

THE PREDICTION OF SURVIVAL TIME IN WATER. Elizabeth McCormack, Chris A.

Turner, Michael J. Tipton 323

THERMAL MANIKIN EVALUATION OF A CHEMICAL PROTECTIVE ENCLOSURE FORBATTLEFIELD-INJURED SOLDIERS. Thomas Endrusick, Julio Gonzalez, Miyo Yokota, andDonald MacLeod 328

RELIABILITY OF NON-INVASIVE MEASURES OF AUTONOMIC MODULATION INDIFFERENT POSTURES AND EXERCISE INTENSITIES. Heather Lunt, Martin J. Barwood,Jo Corbett, Michael J. Tipton 333

DETERMINATION OF FOOTWEARAREA FACTORS. XiaojiangXu, Laurie Blanchard,Thomas Endrusick

S38

INFORMATION TECHNOLOGY FOR PREDICTION OF HUMAN STATE DURINGEXERCISE. I. Yermakova, K. Dukchnovskaya, N.Ivanushkina, N. Nikolaienko 342

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Proceedings ofthe 13" International Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

PORTABLE PROTECTIVE DOG ENCLOSURE AND ITS THERMAL EFFECTS ON THE

ANIMAL. Berglund, L., Endrusick, T, Yokota, M. and Santee, W. 347

IDENTIFICATION OF HEAT AND VAPOR TRANSFER COEFFICIENTS, EQUIVALENTAIR TEMPERATURES, AND VAPORPRESSURES FORLOCAL BODY SEGMENTS IN

NONUNIFORM THERMALENVIRONMENTS. Tomonori Sakoi, Shinsuke Kato, Ryozo Ooka,

Hideaki Nagano, Shengwei Zhu, and Toshiaki Omori 352

PREDICTING SURVIVAL TIME DURING AIR EXPOSURE AND WATER IMMERSION.

XiaojiangXu, MiteshAmin, William R. Santee, Miyo Yokota, Chris Turner 357

A NEW HUMAN THERMAL MODEL. Eugene H. Wissler 359

MATHEMATICALMODEL OF THERMAL RECEPTION AND INTEGRATION AND ITS

COMBINATION WITH PREDICTION SYSTEM OF WHOLE BODY TEMPERATURES.

Shintaro Yokoyama, Takuya Yusa, Dai Shibayama, Akira Kato, Takafumi Maeda and Masashi

Kuramae 363

RECOMMENDATIONS FOR THE U.S. COAST GUARD SURVIVAL PREDICTION TOOL.

A. Christian Turner, ArthurA. Allen, Marion J. Lewandowski 368

EFFECTS OF PHYSICAL CHARACTERISTICS ON PREDICTED HEAT CASUALTY

RATE. Miyo Yokota andXiaojiangXu 373

VALIDATION OF A SIMULATION PROGRAMFOR THE THERMOREGULATION OF

PATIENTS AND FIRE FIGHTERS. Jochim Koch, RichardKellner, Oliver Kimberger 378

A CALORIMETRIC VALIDATION OF EVAPORATIVE AND DRY HEAT LOSSES

MEASURED WITH HEAT FLOW TRANSDUCERS. Michel B. DuCharme & Glen P.

Kenny 383

THE DOUBLE SENSOR - A NON-INVASIVE DEVICE TO CONTINUOUSLY MONITOR

CORE TEMPERATURE IN HUMANS ON EARTH AND IN SPACE. H.-C. Gunga, A. Werner,

A. Stahn, M. Steinach, T. Schlabs, E, KoralewsU, D. Kunz, D. L. Belavy, D. Felsenberg, F.

Sattler, J. Koch 386

VALIDATION OF ANON INVASIVE CORE TEMPERATURE SENSOR FOR NEONATES;

ADULT PATIENTS AND FIRE FIGHTERS. Jochim Koch, Frank Sattler, Oliver KimbergerHanns Christian Gunga 391

LOW-DOSE ASPIRIN AND CLOPIDOGREL ATTENUATE REFLEX CUTANEOUS

VASODILATION IN MIDDLE AGED SKIN. Lacy A. Holowatz, John Jennings, and W. Larry

Kenney 396

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Proceedings ofthe 13lhInternational Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

THE EFFECT OF L-MENTHOL ON THERMOREGUALTION AND SENSATION DURING

EXERCISE IN WARM AND HUMID CONDITIONS. D. Jason Gillis, Martin J. Barwood &

Michael J. Tipton 400

THE ROLES OF HANDS AND FEET IN TEMPERATURE REGULATION IN HOT AND

COLD ENVIRONMENTS. Nigel A.S. Taylor, Christiano A. Machado-Moreira, Anne MJ. van

denHeuvel, Joanne N. Caldwell, Elizabeth A. Taylor and Michael J. Tipton 405

EXERCISE TRAINING DOES NOT INFLUENCE WHOLE BODY HEAT STORAGE

DURING EXERCISE IN PREVIOUSLY SEDENTARY INDIVIDUALS. Jill M. Stapleton,Daniel Gagnon & Glen P. Kenny 410

THERMOREGULATION DURING SLEEP IN ELDERLY AND YOUNG PEOPLE. KazuyoTsuzuki, Kazue Okamoto-Mizuno, Koh Mizuno 414

THE SYMPATHO-VAGAL REGULATION OF HEART RHYTHM DURING

ACCLIMATION TO HEAT: ANALYZING HEART RATE VARIABILITYBY MEANS OF

THE MULTIPOLE METHOD. Y Epstein, DSMoran, YHeled, A Hadid.RKobo, MLewkowicz,Y Shapiro, JLevitan 419

DOES THE RATE OF THERMOREGULATORY SWEATING DEPEND ON THE RATE OFCHANGE OF CORE TEMPERATURE? Brian Farnworth, Michel B. DuCharme, OllieJay andGlen Kenny 423

RELATIONSHIP BETWEEN HEMODYNAMIC AND THERMOREGULATORY

RESPONSES DURING THERMAL STIMULATION USING AMBIENT TEMPERATURE.

Joonhee, Park, Jeongwha Choi and Una, Son 427

THE EFFECT OF FLOOR HEATING SYSTEM ON PHYSIOLOGICAL ANDPSYCHOLOGICAL RESPONSES IN SITTING POSTURE WITH THROWING LEGS. Akira

Koto Yumi Hirasawa, Syohei Morimoto.Takashi Kubo, Sayaka Sugano 432

PRIORHEAT STRESS: EFFECT ON SUBSEQUENT 15-MINUTE TIME TRIALPERFORMANCE IN THE HEAT. R. W. Kenefick, B.R. Ely, S.N. Cheuvront, L.J. Palombo, D.A.Goodman and M.N. Sawka 436

HEAT STRESS IN CANADIAN DEEP MECHANIZED MINES: LABORATORYSIMULATION OF TYPICALMINING TASKS PERFORMED IN VARYINGENVIRONMENTS. Glen P. Kenny, Jill Stapleton, Aaron Lynn, KonradBinder, Cheryl Allenand Stephen G. Hardcastle 441

EFFECT OF HAIR STYLE ON HUMAN PHYSIOLOGICAL RESPONSES IN A HOTENVIRONMENT. Myung-Ju Kim, Jeong-Wha Choi, Hyung-KookLee 446

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COMPARISON OF PHYSIOLOGICAL VARIABLES AND BODY COMPOSITION

VARIABLES AMONG WALKING TYPES ON TREADMILL. Lee, Hyungkook, Kim,

Myungju 451

CHANGES IN RECUMBENT CYCLING CADENCE INFLUENCE HEART RATE

VARIABILITY. Heather hunt, Martin J. Barwood, Jo Corbett, Michael J. Tipton 455

EFFECTS OF SHORT BOUTS OF FIREFIGHTING ACTIVITY ON PLATELET NUMBER

AND AGGREGABILITY. Denise L. Smith, Ph.D. and Mark W. McDonough, B.S. 460

USE OF A HEAT TOLERANCE TEST TO EVALUATE RETURN TO"DUTY STATUS IN

US NAVY AND MARINE CORPS PERSONNEL. Jay H. Heaney, Jesse L. Hascall, Janine M.

Wong, Evan C. Johnson, Paul W. Miller 465

EFFECTS OF SEASONAL THERMALAND LIGHTING ENVIRONMENT ON SLEEP IN

ELDERLY LIVING IN THEDETACHED HOUSES. Kazuyo Tsuzuki, Tomonori Sakoi 470

WAVELET-BASED ANALYSIS OF SKIN BLOOD FLOW AT LOWER LIMB UNDER

EXTERNAL PRESSURE. YehuLu, XiaoqunDai, Hong Lin, FupingZhou 474

SWEAT GLAND RECRUITMENT FOLLOWING THERMAL AND PSYCHOLOGICAL

STIMULI. Christiano A. Machado-Moreira, Elizabeth Edkins, Alexandre S. labushita, Peter

Maruca, andNigel A.S. Taylor 478

BODY MAPPING OF SWEATING IN MALE ATHLETES. Caroline Smith and GeorgeHavenith 482

PHYSIOLOGICAL RESPONSES DURING 60 MIN LEG IMMERSION IN JAPANESE AND

MALAYSIAN MALES. Titis Wijayanto, Hitoshi Wakabayashi, Joo-Young Lee, Nobuko

Hashiguchi, Mohamed Saat, Yutaka Tochihara 487

SWEAT GLAND FUNCTION IN THAI AND JAPANESE MALES IN RELATION TO

PHYSICAL TRAINING. Yoshimitsu Inoue, Hiroyuki Ueda, Toyoshi Kubota, Narihiko Kondo,

Takaaki Matsumoto, Tharaporn Sutabhaha, Chucheep Praptpittaya 491

PERIPHERAL THERMAL THRESHOLDS AND THERMOEFFECTORS THRESHOLD

ZONE INMALAYSIAN AND JAPANESE MALES. Joo-Young Lee, Mohamed Saat, Chin-Mei

Chou, Titis Wijayanto, Hitoshi Wakabayashi, Yutaka Tochihara 497

A COMPARISON OF THERMALHYPERPNEA RESPONSES BETWEENYOUNGERAND

OLDER MALES DURING HYPERTHERMIA. MatthewD White, Miriam E Clegg, Kyong Tae

Kim, Luisa V Giles, Michael L Walsh and Michael SKoehle 502

ECG AND HEART RATE DURING HELICOPTER UNDERWATER ESCAPE TRAINING

(HUET) OF NOVICE TRAINEES. Michael J. Tipton, Peter Gibbs, Chris Brooks, Dan Roiz de

Sa, TaraJ.Reilly 507

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Proceedings ofthe 13'1' International Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

HEAT INTOLERANCE ASSESSMENT OF 367 POST HEAT STROKE CASES. Moran DS.,

Heled Y, Erlich T, Yanovich Y., HadidA., Shapiro Y., Epstein Y. 512

A THERMAL PHYSIOLOGICAL COMPARISONBETWEEN TWO EXPLOSIVES

ORDNANCE DISPOSAL (EOD) SUITS DURING WORKRELATED ACTIVITIES IN

MODERATE AND HOT CONDITIONS. CD. Thake, M.J. Zurawlew, M.J. Price andM.

Oldroyd 516

LIFESTYLE BEFORE RECRUITMENT AND STRESS FRACTURE OCCURRENCE

DURING 12-MONTHS OF STRENUOUS TRAINING. Arbel Y, Yanovich R., Erlich T,

FinestoneA., Evans. R., Moran DS. 521

HEMATOLOGICAL PROFILE OF FEMALE SOLDIERS UNDER DIFFERENT TASKS AND

ENVIRONMENTAL CONDITIONS. Yanovich R., Evans RK., MerkelD., Bauml, Erlich T,

and Moran, DS. 524

RELIABILITY OF MEASURES OF AUTONOMIC ACTIVITY DURING ACUTE HYPOXIC

EXPOSURES. Heather Lunt, Martin J. Barwood, Jo Corbett, Michael J. Tipton 528

RESPONSES TO ISOCAPNIC HYPOXIA IN A HOT WORK ENVIRONMENT DIFFER IN

YOUNGER AND OLDER MALES. Miriam E Clegg, Michael S Koehle, Kyong Tae Kim, Luisa

V Giles, Michael L Walsh and MatthewD White 533

PHYSIOLOGICAL AND PSYCHOMOTORPERFORMANCES IN HYPOXIC CONDITIONS

AFTERHEAT ACCLIMATION. YHeled, A Peled, E Shargal, L Zigel, RP Burstein, YEpstein,DS Moran 538

REDUCED COLD-INDUCED VASODILATION ATALTITUDE: DUE TO HYPOXIC OR

HYPOBARIC CIRCUMSTANCES? T. Meeuwsen, E.M. van Es, B. Smeets, J.D. Layden, R.

Simons, HA.M. Daanen 540

THE SENSITIVITY OF INITIAL THERMAL PERCEPTIONS WHEN ALTERING LOCAL

SKIN TEMPERATURES BY MODIFYING MICROCLIMATE RELATIVE HUMIDITY.

Mark Newton, Martin J. Barwood, Michael J. Tipton 544

PARAMETERIZATION OF TEMPERATURE PERCEPTION OF VENTILATION

CHANGES IN FULL-FACE MOTORCYCLE HELMETS. Cornells P. Bogerd and Paul A.

Briihwiler 549

THE EFFECTS OF WEARING A FULL-FACE MOTORCYCLE HELMET ON

COGNITIVE PERFORMANCE IN A WARM ENVIRONMENT. Cornells P. Bogerd, Kurt

Strdssle and Paul A. Briihwiler 553

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Proceedings ofthe 13 International Conference on Environmental Ergonomics, Boston (USA), August 2-7, 2009

PHYSIOLOGICAL AND PSYCHOLOGICAL EFFECT OF THE NEW CONTROL

ALGORITHM ADAPTED TO THERMAL SENSIBILITY. Lee Ju-Youn, Choi Ho-Seon, Oh

Saikee, Jeon Simon 558

EFFECTS OF ACUTE COLD EXPOSURE ON COGNITIVE FUNCTION: EVIDENCE FOR

SUSTAINED IMPAIRMENT. John Gunstad, Joseph Smith, Matthew Mutter, John Updegraff,Mary Beth Spitznagel, Ashley Szabo, Katherine Pierce, Ellen Glicbnan 563

COMBINED EFFECTS OF COLD EXPOSURE AND 53 HOURS OF SLEEP DEPRIVATION

ON A SUSTAINED ATTENTION TASK. GHKamimori, K Pierce, T Collinsworth, D Bellar, E

Glicbnan 568

CAN BRAIN ACTIVITY BE USED AS AN OBJECTIVE MEASURE OF THERMAL

PERCEPTION? Sarah L. Davey, GeoffHolman, Michael J. Tipton 573

EFFECTS OF LOWER BODY WARMING ON PHYSIOLOGICAL AND PSYCHOLOGICAL

RESPONSES OF HUMANS. Hikaru Enomoto, Teruyuki Kumamoto, and Yutaka

Tochihara 578

THEEFFECT OF TWO CYCLING HELMETS ON THERMOREGULATION AND

THERMAL PERCEPTION DURING EXERCISE IN WARM AND HUMID CONDITIONS. D.

Jason Gillis, Martin J. Barwood, Geoffrey M. Long & Michael J. Tipton 583

A COMPARISON OF DATA COLLECTIONMETHODS FOR MEASURING THERMAL

COMFORT ON TRAIN JOURNEYS. Lisa Kelly, Rebecca Dilloway, Ken Parsons 588

THERMAL COMFORT WHEN BOARDING TRAINS - PRELIMINARY DATA. Lisa Kelly,Simon Hodder, Ken Parsons 593

THE INFLUENCE OF THE RATE OF TORSO SKIN TEMPERATURE CHANGE ON

THERMAL PERCEPTIONS WHILST EXERCISING IN THE HEAT. Sarah L. Davey, Martin

J. Barwood, Michael J. Tipton 598

INITIAL THERMAL SENSATION RESPONSES TO SIMULATED SOLAR RADIATION.

Simon Hodder and Ken Parsons 603

ENERGY SAVINGS FROM EXTENDED AIR TEMPERATURE SETPOINTS AND

REDUCTIONS IN ROOM AIR MIXING. Tyler Hoyt, Kwang Ho Lee, Hui Zhang, Edward

Arens, Tom Webster 608

PHYSIOLOGICAL, PERCEPTUAL AND COGNITIVE RESPONSES TO CONDUCTING

NUCLEAR DECOMMISSIONINGRELATED ACTIVITIES WHEN WEARING A

PRESSURISED BREATHING AIR SUIT (PBAS) IN MODERATE AND HOT CONDITIONS.

CD. Thake and C. Simons 612

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