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Related Experiment Videos

Carbohydrate supplementation and resistance training.

G Gregory Haff1, Mark J Lehmkuhl, Lora B McCoy

  • 1Human Performance Laboratory, Midwestern State University, Wichita Falls, Texas 76308, USA. haffgg@appstate.edu

Journal of Strength and Conditioning Research
|February 13, 2003
PubMed
Summary

Carbohydrate supplementation before, during, and after high-volume resistance training may prevent performance decrements by maintaining muscle glycogen. This strategy can optimize training adaptations and recovery for athletes.

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Area of Science:

  • Exercise Physiology
  • Sports Nutrition

Background:

  • Resistance training can deplete muscle glycogen, potentially leading to performance declines and suboptimal training adaptations.
  • Maintaining muscle glycogen is crucial for sustaining high-intensity exercise performance.

Purpose of the Study:

  • To evaluate the impact of carbohydrate supplementation on muscle glycogen levels and performance during high-volume resistance training.
  • To determine if pre-, during-, and post-exercise carbohydrate intake influences training outcomes and recovery.

Main Methods:

  • Review of current scientific literature on carbohydrate metabolism and resistance exercise.
  • Analysis of studies investigating carbohydrate supplementation strategies in relation to resistance training protocols.

Main Results:

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  • Carbohydrate intake before and during resistance training may maintain muscle glycogen concentration, potentially preserving or enhancing performance.
  • Post-exercise carbohydrate ingestion aids in muscle glycogen resynthesis, facilitating faster recovery and potentially increasing training volume.

Conclusions:

  • Athletes engaged in high-volume resistance training may benefit from consuming carbohydrate supplements before, during, and immediately after exercise.
  • Strategic carbohydrate supplementation can be a valuable tool for optimizing performance, adaptation, and recovery in resistance training.