Glycerol hyperhydration improves cycle time trial performance in hot humid conditions

European Journal of Applied Physiology and Occupational Physiology

Volumn 80, Issue 5, 1999, Pages 494-501

  Hitchins, S ^a   Martin, D T ^b   Burke, L ^b   Yates, K ^a   Fallon, K ^b   Hahn, A ^b   Dobson, G P ^a  

^a JAMES COOK UNIVERSITY   (Australia)

^b NONE

Author keywords

Exercise; Glycerol; Hypohydration; Prehydration

Indexed keywords

CARBOHYDRATE; ELECTROLYTE; GLYCEROL;

ADULT; AIR TEMPERATURE; ARTICLE; BICYCLE ERGOMETER; BODY MASS; CONTROLLED STUDY; CORE TEMPERATURE; CYCLING; FLUID INTAKE; HEART RATE; HUMAN; HUMAN EXPERIMENT; HUMIDITY; HYDRATION; MALE; NORMAL HUMAN; OXYGEN CONSUMPTION; PERFORMANCE; PLASMA VOLUME; PRIORITY JOURNAL; RECTUM TEMPERATURE; SPORTS MEDICINE; SWEATING; WORKLOAD;

ADULT; BEVERAGES; BICYCLING; BLOOD; BODY WATER; GLYCEROL; HEAT; HUMANS; HUMIDITY; MALE; OSMOLAR CONCENTRATION; OXYGEN CONSUMPTION; PLASMA VOLUME; SOLUTIONS; TIME FACTORS; URINE; WATER;

EID: 0032877459     PISSN: 03015548     EISSN: None     Source Type: Journal    
DOI: 10.1007/s004210050623     Document Type: Article

References (26)

1. Armstrong LE, Maresh CM, Castellani JW, Bergeron MF, Kenefick RW, LaGasse KE, Riebe D (1994) Urinary indices of hydration status. Int J Sport Nutr 4:265-279
2. Barr SI, Costill DL, Fink WJ (1991) Fluid replacement during prolonged exercise, effects of water, saline, or no fluid [see comments] Med Sci Sports Exerc 23 811-817
3. Borg G (1970) Perceived exertion as an indicator of somatic stress. Scand J Rehabil Med 2 92-98
4. Caldwell JE, Ahonen E, Nousiainen U (1984) Differential effects of sauna-, diuretic-, and exercise-induced hypohydration. J Appl Physiol 57 1018-1023
5. Cheng B, Kuipers H, Synder AC, Keizer HA, Jeukendrup A, Hesselink M (1992) A new approach for the determination of ventilatory and lactate thresholds. Int J Sports Med 13 518-522
6. Craig FN, Cummings EG (1966) Dehydration and muscular work J Appl Physiol 21 670-674
7. Deschamps A, Levy RD, Cosio MG, Marliss EB, Magder S (1989) Effect of saline infusion on body temperature and endurance during heavy exercise. J Appl Physiol 66:2799-2804
8. Dill DB, Costill DL (1974) Calculation of percentage changes in volumes of blood, plasma and red cells in dehydration J Appl Physiol 37 247-248
9. Freund BJ, Montain SJ, Young AJ, Sawka MN, DeLuca JP, Pandolf KB, Valeri CR (1995) Glycerol hyperhydration hormonal, renal and vascular fluid responses. J Appl Physiol 79 2069-2077
10. Gisolfi CV, Duchman SM (1992) Guidelines for optimal replacement beverages for different athletic events. Med Sci Sports Exerc 24 679-687
11. Grucza R, Szczypaczewska M, Kozlowski S (1987) Thermoregulation in hyperhydrated men during physical exercise Eur J Appl Physiol 56 603-607
12. Jeukendrup A, Wim HM, Saris FB, Kester ADM (1996) A new validated endurance performance test Med Sei Sports Exerc 28. 266-270
13. Lin ECC (1977) Glycerol utilization and its regulation in mammals Ann Rev Biochem 46.765-795
14. Leutkemeier MJ, Thomas EL (1994) Hypervolemia and cycling time trial performance Med Sci Sports Exerc 26.503-509
15. Lyons TP, Riedesel ML, Meuh LE, Chick TW (1990) Effects of glycerol-induced hyperhydration prior to exercise in the heat on sweating and core temperature. Med Sci Sports Exerc 22:477-483
16. Montner P, Zou Y, Robergs R, Murata G, Stark D, Quinn C, Greene ER (1995) Mechanisms of glycerol induced fluid retention and heart rate reduction during exercise Med Sci Sports Exerc 27:S111
17. Montner P, Stark DM, Riedesel DM, Murata G, Robergs R, Timms M, Chick TW (1996) Pre-exercise glycerol hydration improves cycling endurance time. Int J Sports Med 17:27-33
18. Murray R (1995) Fluid needs in hot and cold environments. Int J Sport Nutr 5 S62-S73
19. Murray R, Eddy DE, Paul GL, Seifert JG, Halaby GA (1991) Physiological responses to glycerol ingestion during exercise J Appl Physiol 71 144-149
20. Nadel ER, Fortney SM, Wenger CB (1980) Effect of hydration state on circulatory and thermal regulations J Appl Physiol 49:715-721
21. Nose H, Mack GW, Xiangrong S, Morimoto K, Nadel ER (1990) Effect of saline infusion during exercise on thermal and circulatory regulations J Appl Physiol 69:609-616
22. Ramanathan NL (1964) A new weighting system for mean surface temperature of the human body. J Appl Physiol 19:531-533
23. Riedesel ML, Allen DY, Peake GT, Al Qattan K (1987) Hyperhydration with glycerol solutions. J Appl Physiol 63: 2262-2268
24. Sawka MN (1992) Physiological consequences of hypohydration: exercise performance and thermoregulation. Med Sci Sports Exerc 24:657-670
25. Walsh RM, Nooks TD, Haley JAB, Dennis SC (1994) Impaired high-intensity cycling performance time at low levels of dehydration Int J Sports Med 15:392-398
26. Young AJ, Sawka MN, Epstein Y, Decristofano B, Pandolf KB (1987) Cooling different body surfaces during upper and lower body exercise J Appl Physiol 63.1218-1223