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Does warm-up have a beneficial effect on 100-m freestyle?
Henrique P Neiva1, Mario C Marques, Ricardo J Fernandes
1Dept of Sport Sciences, University of Beira Interior, Covilha, Portugal.
International Journal of Sports Physiology and Performance
|April 13, 2013
Summary
Warm-up routines enhance 100-m freestyle swimming performance by improving swimming efficiency in the first lap. This study emphasizes the importance of pre-race drills for competitive swimmers aiming for faster times.
Area of Science:
- Sports Science
- Exercise Physiology
- Swimming Biomechanics
Background:
- Pre-competition warm-up is a common practice among swimmers.
- The specific effects of warm-up on 100-m freestyle performance and underlying mechanisms require further investigation.
Purpose of the Study:
- To determine the impact of a standardized warm-up on 100-m freestyle swimming performance.
- To analyze physiological, psychophysiological, and biomechanical variables associated with warm-up.
Main Methods:
- Twenty competitive swimmers completed two maximal 100-m freestyle trials (with and without warm-up) in a randomized, counterbalanced design.
- Warm-up involved a 1000m routine mimicking pre-competition strategy.
- Performance, blood lactate, perceived exertion, distance per stroke, stroke frequency, and stroke index were measured.
Main Results:
- 100-m swimming performance was significantly faster with warm-up (67.15s vs 68.10s, P=.01).
- The first 50m lap was quicker with warm-up, showing increased distance per stroke (2.06m vs 1.98m, P=.04) and swimming efficiency (stroke index 3.46 vs 3.14, P<.01).
- Blood lactate and perceived exertion levels were similar between conditions.
Conclusions:
- Standardized warm-up routines improve 100-m freestyle performance in competitive swimmers.
- Enhanced swimming efficiency, particularly in the initial lap, is a key factor contributing to faster times post-warm-up.
- Incorporating specific swimming drills into warm-up routines is recommended to optimize performance.
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