Combined inhalation of beta2 -agonists improves swim ergometer sprint performance but not high-intensity swim performance
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Combined inhalation of beta2 -agonists improves swim ergometer sprint performance but not high-intensity swim performance. / Kalsen, Anders; Hostrup, Morten; Bangsbo, Jens; Backer, Vibeke.
I: Scandinavian Journal of Medicine & Science in Sports, Bind 24, Nr. 5, 2014, s. 814-822.Publikation: Bidrag til tidsskrift › Tidsskriftartikel › Forskning › fagfællebedømt
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TY - JOUR
T1 - Combined inhalation of beta2 -agonists improves swim ergometer sprint performance but not high-intensity swim performance
AU - Kalsen, Anders
AU - Hostrup, Morten
AU - Bangsbo, Jens
AU - Backer, Vibeke
N1 - CURIS 2014 NEXS 280
PY - 2014
Y1 - 2014
N2 - There is a high prevalence of asthma and airway hyperresponsiveness (AHR) in elite athletes, which leads to a major use of beta2 -agonists. In a randomized double-blinded crossover study, we investigated the effects of combined inhalation of beta2 -agonists (salbutamol, formoterol, and salmeterol), in permitted doses within the World Anti-Doping Agency 2013 prohibited list, in elite swimmers with (AHR, n = 13) or without (non-AHR, n = 17) AHR. Maximal voluntary isometric contraction of m. quadriceps (MVC), sprint performance on a swim ergometer and performance in an exhaustive swim test at 110% of VO2max were determined. Venous plasma interleukin-6 (IL-6) and interleukin-8 (IL-8) were measured post-exercise. No improvement was observed in the exhaustive swim test, but swim ergometer sprint time was improved (P
AB - There is a high prevalence of asthma and airway hyperresponsiveness (AHR) in elite athletes, which leads to a major use of beta2 -agonists. In a randomized double-blinded crossover study, we investigated the effects of combined inhalation of beta2 -agonists (salbutamol, formoterol, and salmeterol), in permitted doses within the World Anti-Doping Agency 2013 prohibited list, in elite swimmers with (AHR, n = 13) or without (non-AHR, n = 17) AHR. Maximal voluntary isometric contraction of m. quadriceps (MVC), sprint performance on a swim ergometer and performance in an exhaustive swim test at 110% of VO2max were determined. Venous plasma interleukin-6 (IL-6) and interleukin-8 (IL-8) were measured post-exercise. No improvement was observed in the exhaustive swim test, but swim ergometer sprint time was improved (P
U2 - 10.1111/sms.12096
DO - 10.1111/sms.12096
M3 - Journal article
C2 - 23834392
VL - 24
SP - 814
EP - 822
JO - Scandinavian Journal of Medicine & Science in Sports
JF - Scandinavian Journal of Medicine & Science in Sports
SN - 0905-7188
IS - 5
ER -
ID: 48841693