Aerobic performance is degraded, despite modest hyperthermia, in hot environments

Medicine and Science in Sports and Exercise

Volumn 42, Issue 1, 2010, Pages 135-141

  Ely, Brett R ^a   Cheuvront, Samuel N ^a   Kenefick, Robert W ^a   Sawka, Michael N ^a  

^a U S ARMY RESEARCH INSTITUTE OF ENVIRONMENTAL MEDICINE   (United States)

Author keywords

Core temperature; End spurt; Heat strain; Pacing

Indexed keywords

ANALYSIS OF VARIANCE; ATHLETIC PERFORMANCE; BODY TEMPERATURE; ENVIRONMENT; FEVER; HEAT STRESS DISORDERS; HOT TEMPERATURE; HUMANS; MALE; MONITORING, PHYSIOLOGIC; OXYGEN CONSUMPTION; YOUNG ADULT;

EID: 73449136847     PISSN: 01959131     EISSN: 15300315     Source Type: Journal    
DOI: 10.1249/MSS.0b013e3181adb9fb     Document Type: Article

References (36)

1. Altareki N, Drust B, Atkinson G, Cable T, Gregson W. Effects of environmental heat stress (35 degrees C) with simulated air movement on the thermoregulatory responses during a 4-km cycling time trial. Int J Sports Med. 2009;30(1):9-15.
2. Ansley A, Schabort E, Gibson A, Lambert M, Noakes TD. Regulation of pacing strategies during successive 4-km time trials. Med Sci Sports Exerc. 2004;36(10):1819-1825
3. 2peak during submaximal exercise in the heat. J Appl Physiol. 2003;94:1162-1168
4. Catalano JF. Effect of perceived proximity to end of task upon end-spurt. Percept Mot Skills. 1973;36:363-377
5. Catalano JF. End-spurt following simple repetitive muscular movements. Percept Mot Skills. 1974;39:763-766
6. Cheung SS, Sleivert GG. Multiple triggers for hyperthermic fatigue and exhaustion. Exerc Sport Sci Rev. 2004;32(3):100-106
7. Drust B, Rasmussen P, Mohr M, Nielsen B, Nybo L. Elevations in core and muscle temperature impairs repeated sprint performance. Acta Physiol Scand. 2005;183(2):181-190
8. Ely MR, Cheuvront SN, Roberts WO, Montain SJ. Impact of weather on marathon running performance. Med Sci Sports Exerc. 2007;39(3):487-493
9. Ely MR, Martin DE, Cheuvront SN, Montain SJ. Effect of ambient temperature on marathon pacing is dependent on runner ability. Med Sci Sports Exerc. 2008;40(9):1675-1680
10. Foster C, Schrager M, Snyder AC, Thompson NN. Pacing strategy and athletic performance. Sports Med. 1994;17(2):77-85.
11. Foster C, Snyder AC, Thompson MN, Green MA, Foley M, Schrager M. Effect of pacing strategy on cycle time trial performance. Med Sci Sports Exerc. 1993;25(3):383-388
12. Galloway SD, Maughan RJ. Effects of ambient temperature on the capacity to perform prolonged cycle exercise in man. Med Sci Sports Exerc. 1997;29(9):1240-1249
13. Gleser MA, Vogel JA. Endurance exercise: effect of work-rest schedules and repeated testing. J Appl Physiol. 1971;31: 735-793
14. Gonzales-Alonso J, Crandall CG, Johnson JM. The cardiovascular challenge of exercising in the heat. J Physiol. 2008;586(1): 45-53.
15. Gosztyla AE, Edwards DG, Quinn TJ, Kenefick RW. The impact of different pacing strategies on five-kilometer running time trial performance. J Strength Cond Res. 2006;20(4):882-886
16. Hobson RM, Clapp EL, Watson P, Maughan RJ. Exercise capacity in the heat is greater in the morning than in the evening in man. Med Sci Sports Exerc. 2009;41(1):174-180
17. Hopkins WG, Hawley JA, Burke LM. Design and analysis of research on sport performance enhancement. Med Sci Sports Exerc. 1999;31(3):472-485
18. Jeukendrup A, Saris WHM, Brounds F, Kester ADM. A new validated endurance performance test. Med Sci Sports Exerc. 1996; 28(2):266-270
19. Kenefick RW, Ely BR, Cheuvront SN, Palombo LJ, Goodman DA, Sawka MN. Prior heat stress: effect on subsequent 15-min time trial performance in the heat. Med Sci Sports Exerc. 2009; 41(6):1311-1316
20. Marino FE. Anticipatory regulation and avoidance of catastrophe during exercise-induced hyperthermia. Comp Biochem Physiol Biochem Mol Biol. 2004;139:561-569
21. Nybo L. Exercise and heat stress: cerebral challenges and consequences. Prog Brain Res. 2007;162:29-43.
22. 2 kinetics during intense exercise. J Appl Physiol. 2001;90:1057-1064
23. Rowell LB, Murray JA, Brengelmann GL, Kraning KK. Human cardiovascular adjustments to rapid changes in skin temperature during exercise. Cir Res. 1969;24:711-724
24. Sawka MN, Latzka WA, Montain SJ, et al. Physiologic tolerance to uncompensable heat: intermittent exercise, field vs laboratory. Med Sci Sports Exerc. 2001;33(3):422-430
25. Sawka MN, Wenger CB, Pandolf KB. Thermoregulatory responses to acute exercise-heat stress and heat acclimation. In: Handbook of Physiology, Environmental Physiology. Bethesda: American Physiological Society; 1996. p. 157-185
26. Sawka MN, Young AJ. Physiological systems and their responses to conditions of heat and cold. In: ACSM's Advanced Exercise Physiology. Baltimore, MD: Lippincott Williams & Wilkins; 2006. p. 535-563
27. Sawka MN, Young AJ, Cadarette BS, Levine L, Pandolf KB. Influence of heat stress and acclimation on maximal aerobic power. Eur J Appl Physiol Occup Physiol. 1985;53(4):294-298
28. St Clair Gibson A, Lambert EV, Rauch LH, et al. The role of information processing between the brain and peripheral physiological systems in pacing and perception of effort. Sports Med. 2006;36(8):705-722
29. Stephenson LA, Wenger CB, O'Donovan BH, Nadel ER. Circadian rhythm in sweating and cutaneous blood flow. Am J Physiol. 1984;246:R321-4.
30. Tatterson AJ, Hahn AG, Martin DT, Febbraio MA. Effect of heat stress on physiological responses and exercise performance in elite cyclists. J Sci Sports Med. 2000;3(2):186-193
31. Tran ZV. Estimating sample size in repeated measures analysis of variance. Meas Phys Educ Exerc Sci. 1997;1(1):89-102.
32. Tucker R, Marle T, Lambert EV, Noakes TD. The rate of heat storage mediates an anticipatory reduction in exercise intensity during cycling at a fixed rating of perceived exertion. J Physiol. 2006;574(3):905-915
33. Tucker R, Noakes TD. The physiological regulation of pacing strategy during exercise. Br J Sports Med. 2009. [Epub ahead of print]
34. Tucker R, Rauch L, Harley YXR, Noakes TD. Impaired exercise performance in the heat is associated with an anticipatory reduction in skeletal muscle recruitment. Pflugers Arch. 2004; 448:422-430
35. Tyler C, Sunderland C. The effect of ambient temperature on the reliability of a preloaded treadmill time-trial. Int J Sports Med. 2008;29:812-816
36. Wingo JE, Lafrenz AJ, Ganio MS, Edwards GL, Cureton KJ. Cardiovascular drift is related to reduced maximal oxygen uptake during heat stress. Med Sci Sports Exerc. 2005;37(2):248-255