Sex Differences in Force, Velocity, and Power Percent Changes During Countermovement Jump Performance Following a Dynamic Warm-Up
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View abstract on PubMed
Summary
This summary is machine-generated.Males show greater improvements in braking force after a dynamic warm-up compared to females. Other countermovement jump (CMJ) performance metrics did not differ significantly between sexes following the warm-up protocol.
Area Of Science
- Sports Science
- Biomechanics
- Exercise Physiology
Background
- Investigating sex-based disparities in neuromuscular responses to exercise is crucial for optimizing training.
- Countermovement jump (CMJ) performance is a key indicator of neuromuscular function and athletic capability.
Purpose Of The Study
- To analyze sex differences in countermovement jump (CMJ) force plate metrics and neuromuscular adaptations following a standardized dynamic warm-up.
- To determine if sex influences the response to dynamic warm-up protocols in physically active college students.
Main Methods
- Forty-one physically active college students (21 males, 20 females) underwent pre- and post-warm-up CMJ assessments using a dual force plate system.
- Body composition was measured, and CMJ performance metrics including force, velocity, and power were recorded.
- Percent change scores were calculated to quantify adaptations to the dynamic warm-up.
Main Results
- Males exhibited significantly greater improvements in braking force metrics (force at minimum displacement, average braking force, peak braking force) compared to females (p ≤ 0.043).
- No significant sex differences were observed in velocity, power, propulsive force, or other general CMJ performance variables.
- Hierarchical regression indicated sex was a significant predictor of braking force changes, independent of lean body mass.
Conclusions
- Dynamic warm-ups may elicit greater braking force adaptations in males compared to females.
- These findings suggest potential for sex-specific warm-up strategies to enhance neuromuscular readiness and braking force development.
- Further research could explore the underlying physiological mechanisms driving these sex-based differences in warm-up response.
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