Keyword search (4,163 papers available)

"aerobic fitness" Keyword-tagged Publications:

Title Authors PubMed ID
1 Aerobic fitness modulates arithmetic strategy use in college-aged young adults McGowan AL; Ellison OK; Ham MS; Chandler MC; Pontifex MB; 40889823
HKAP
2 Electroacupuncture Reduces Heart Rate and Perceived Exertion During a Bike Test: A Preliminary Analysis Gaudet E; Castonguay T; Fortin M; Dover G; 39457342
HKAP
3 Characterization of muscle oxygenation response in well-trained handcyclists Furno Puglia V; Paquette M; Bergdahl A; 38856729
HKAP

 

Title:Characterization of muscle oxygenation response in well-trained handcyclists
Authors:Furno Puglia VPaquette MBergdahl A
Link:https://pubmed.ncbi.nlm.nih.gov/38856729/
DOI:10.1007/s00421-024-05524-0
Publication:European journal of applied physiology
Keywords:Aerobic fitnessElite athletesMuscle oxygenationParacycling
PMID:38856729 Category: Date Added:2024-06-10
Dept Affiliation: HKAP
1 Department of Health, Kinesiology and Applied Physiology, Concordia University, Montreal, QC, Canada. furno_puglia.veronica@courrier.uqam.ca.
2 Institut National du Sport du Québec, Montreal, QC, Canada. furno_puglia.veronica@courrier.uqam.ca.
3 Institut National du Sport du Québec, Montreal, QC, Canada.
4 Department of Health, Kinesiology and Applied Physiology, Concordia University, Montreal, QC, Canada.

Description:

Purpose: Peripheral responses might be important in handcycling, given the involvement of small muscles compared to other exercise modalities. Therefore, the goal of this study was to compare changes in muscle oxygen saturation (?SmO2) and deoxyhemoglobin level (?[HHb]) between different efforts and muscles.

Methods: Handcyclists participated in a Wingate, a maximal incremental test and a 20-min time-trial (TT). Oxygen uptake (VO2) as well as ?SmO2, ?[HHb], deoxygenation and reoxygenation rates in the triceps brachii (TB), biceps brachii (BB), anterior deltoid (AD) and extensor carpi radialis brevis (ER) were measured.

Results: ER ?[HHb]max was 37% greater in the incremental test than in the Wingate (ES = 0.392, P = 0.031). TT mean power (W/kg) was associated with BB ?SmO2min measured in the incremental test (r = -0.998 [-1.190, -0.806], P = 0.002) and in the Wingate (r = -0.994 [-1.327, -0.661], P = 0.006). MAP (W/kg) was associated with Wingate BB ?SmO2min (r = -0.983 [-0.999, -0.839], P = 0.003), and Wingate peak (r = 0.649 [0.379, 0.895], P = 0.008) and mean power (W/kg) (r = 0.925 [0.752, 0.972], P = 0.003) was associated with right handgrip force. The strongest physiological predictor for TT performance was BB ?SmO2min in the incremental test (P = 0.002, r2 = 0.993, SEE 0.016 W/kg), Wingate BB ?SmO2min for MAP (P = 0.003, r2 = 0.956, SEE 0.058 W/kg) and right handgrip force for Wingate peak power (P = 0.005, r2 = 0.856, SEE 0.551 W/kg).

Conclusion: Peripheral aerobic responses (muscle oxygenation) were predictive of handcycling performance.





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