Athletes using inhaled β2-adrenoreceptor agonists (IBAs) win a disproportionate number of medals. However, most previous research has shown that β2 agonists do not improve exercise performance in either asthmatic or non-asthmatic athletes. Although the majority of these studies do not show an ergogenic effect, the small number of studies with extended exercise bouts (\~60 minutes) do show an advantage. The investigators believe that a controlled yet sport-specific exercise protocol will elucidate this ergogenic effect. Because IBAs may have different effects on these two groups of athletes, the investigators will measure exercise performance in both female and male elite cyclists. The investigators hypothesize that athletes will perform better during a combination steady-state/sprint exercise task following salbutamol administration.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
BASIC_SCIENCE
Masking
DOUBLE
Enrollment
20
University of British Columbia, Environmental Physiology Laboratory
Vancouver, British Columbia, Canada
Peak Power Output
Time frame: peak power output of the final 30 seconds of the cycling bout will be assessed.
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