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Related Concept Videos

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Exercise and Muscle Performance

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Related Experiment Video

Updated: May 13, 2026

Assessment of Glutamine as a Fuel Source for Alveolar Macrophages Exposed to Chronic Ethanol Using an Extracellular Flux Bioanalyzer
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Published on: November 15, 2024

Postresistance exercise ethanol ingestion and acute testosterone bioavailability.

Jakob L Vingren1, David W Hill, Harsh Buddhadev

  • 1Department of Kinesiology, Health Promotion and Recreation, University of North Texas, Denton, TX, USA. Jakob.vingren@unt.edu

Medicine and Science in Sports and Exercise
|March 9, 2013
PubMed
Summary

Consuming alcohol after resistance exercise significantly increases testosterone levels and bioavailability during the recovery period. This hormonal shift impacts the anabolic endocrine environment following intense workouts.

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Area of Science:

  • Exercise Physiology
  • Endocrinology
  • Nutritional Biochemistry

Background:

  • Alcohol (ethanol) and resistance exercise independently influence circulating testosterone.
  • Understanding the combined effects on testosterone bioavailability is crucial for optimizing recovery.

Purpose of the Study:

  • To investigate the impact of acute ethanol ingestion on testosterone bioavailability.
  • To examine the anabolic endocrine milieu following resistance exercise and alcohol consumption.

Main Methods:

  • Eight resistance-trained men underwent two resistance exercise tests separated by one week.
  • Participants consumed either ethanol (1.09 g/kg lean mass) or a placebo post-exercise.
  • Blood samples were analyzed for testosterone, SHBG, cortisol, and estradiol at various time points.

Main Results:

  • Total and free testosterone were elevated immediately post-exercise in both groups.
  • Ethanol ingestion led to significantly higher total and free testosterone levels 140-300 minutes post-exercise.
  • No significant differences were observed in SHBG, cortisol, or estradiol between conditions.

Conclusions:

  • Post-exercise ethanol consumption alters the hormonal profile, specifically increasing testosterone concentration and bioavailability.
  • This suggests a potential impact on the anabolic recovery process after resistance exercise.