TOTAL HEMOGLOBIN MASS AND BLOOD VOLUME IN ENDURANCE ATHLETES NATIVE TO MODERATE ALTITUDE

2001 ◽  
Vol 33 (5) ◽  
pp. S2 ◽  
Author(s):  
W F. Schmidt ◽  
K Heinicke ◽  
J Rojas ◽  
J M. Gomez ◽  
M Serrato ◽  
...  
2002 ◽  
Vol 34 (12) ◽  
pp. 1934-1940 ◽  
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WALTER SCHMIDT ◽  
KATJA HEINICKE ◽  
JOEL ROJAS ◽  
JOSE MANUEL GOMEZ ◽  
MAURICIO SERRATO ◽  
...  

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Irina E. Zelenkova ◽  
Sergey V. Zotkin ◽  
Pavel V. Korneev ◽  
Sergey V. Koprov ◽  
Alexander A. Grushin

2011 ◽  
Vol 43 (Suppl 1) ◽  
pp. 284-285 ◽  
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Tammie R. Ebert ◽  
Michael D. Brothers ◽  
Jeffrey L. Nelson ◽  
Nicholas Flyger ◽  
David T. Martin ◽  
...  

2010 ◽  
Vol 42 (4) ◽  
pp. 791-797 ◽  
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NICOLE PROMMER ◽  
STEFANIE THOMA ◽  
LENNART QUECKE ◽  
THOMAS GUTEKUNST ◽  
CHRISTIAN VÖLZKE ◽  
...  

2020 ◽  
Vol Publish Ahead of Print ◽  
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Joanna Orysiak ◽  
Edyta Majorczyk ◽  
Dariusz Sitkowski ◽  
Michał Starczewski ◽  
...  

2018 ◽  
Vol 02 (04) ◽  
pp. E98-E104 ◽  
Author(s):  
Jesse Goodrich ◽  
Benjamin Ryan ◽  
William Byrnes

AbstractHemoglobin mass (tHb) is a key determinant of maximal oxygen uptake (VO2max). We examined whether oxyhemoglobin desaturation (ΔSaO2) at VO2max modifies the relationship between tHb and VO2max at moderate altitude (1,625 m). Seventeen female and 16 male competitive, endurance-trained moderate-altitude residents performed two tHb assessments and two graded exercise tests on a cycle ergometer to determine VO2max and ΔSaO2. In males and females respectively, VO2max (ml·kg−1·min−1) ranged from 62.5–83.0 and 44.5–67.3; tHb (g·kg−1) ranged from 12.1–17.5 and 9.1–13.0; and SaO2 at VO2max (%) ranged from 81.7–94.0 and 85.7–95.0. tHb was related to VO2max when expressed in absolute terms and after correcting for body mass (r=0.94 and 0.86, respectively); correcting by ΔSaO2 did not improve these relationships (r=0.93 and 0.83). Additionally, there was a negative relationship between tHb and SaO2 at VO2max (r=–0.57). In conclusion, across a range of endurance athletes at moderate altitude, the relationship between tHb and VO2max was found to be similar to that observed at sea level. However, correcting tHb by ΔSaO2 did not explain additional variability in VO2max despite significant variability in ΔSaO2; this raises the possibility that tHb and exercise-induced ΔSaO2 are not independent in endurance athletes.


2019 ◽  
Vol 23 (4) ◽  
pp. 419-425 ◽  
Author(s):  
Ahmed Alayoud ◽  
Marouane Belarabi ◽  
Faycal Labrini ◽  
Mohammed Badaoui ◽  
Yassir Zajjari ◽  
...  

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