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Physiological Responses and Swimming-Performance Changes Induced by Altering the Sequence of Training Sets
Ioannis S Nikitakis1, Gregory C Bogdanis2, Giorgos P Paradisis2
1Division of Aquatic Sports, School of Physical Education and Sports Science, National and Kapodistrian University of Athens, Athens, Greece.
International Journal of Sports Physiology and Performance
|October 27, 2023
Summary
Varying the sequence of interval training sets in swimming impacts metabolic responses. Performing all-out swimming sets first amplifies the physiological stress on subsequent aerobic sets, affecting overall training load.
Area of Science:
- Sports Science
- Exercise Physiology
- Swimming Performance
Background:
- Interval training is a cornerstone of swimming conditioning.
- The order of different training sets within a session may influence physiological outcomes.
- Understanding set sequencing effects is crucial for optimizing training protocols.
Purpose of the Study:
- To investigate the impact of different interval training set sequences on swimming performance.
- To analyze the physiological responses to varied set orders in highly trained swimmers.
Main Methods:
- Twelve elite male swimmers completed four randomized training sessions.
- Sessions involved different sequences of three sets: lactate threshold (Set A), maximum aerobic speed (Set B), and all-out sprints (Set C).
- Measured physiological parameters included blood lactate, pH, base excess, bicarbonate, heart rate, and heart-rate variability.
Main Results:
- Swimming performance within individual sets remained consistent regardless of sequence.
- Metabolic responses, specifically blood lactate and acid-base disturbances, were elevated when all-out sprints (Set C) preceded aerobic sets (A or B).
- Heart rate variability showed no significant difference based on set sequence.
Conclusions:
- Initiating a swimming training session with all-out sprints significantly enhances the metabolic and acid-base demands of subsequent aerobic sets.
- Set sequencing can modulate the overall training stress experienced by swimmers.
- This finding has implications for designing periodized training plans to manipulate physiological adaptations.
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