Related Experiment Videos
Endogenous testosterone and competition: the effect of "fasting"
A Booth1, A C Mazur, J M Dabbs
1Department of Sociology, Pennsylvania State University, University Park.
Steroids
|August 1, 1993
Summary
Fasting before a wrestling match alters male testosterone levels. Nonfasting wrestlers showed increased testosterone, while fasting wrestlers exhibited decreased levels, suggesting fasting disrupts normal competition-related hormonal patterns.
Area of Science:
- Endocrinology
- Sports Science
- Human Physiology
Background:
- Testosterone fluctuation is a normal physiological response to athletic competition.
- Understanding hormonal changes in athletes is crucial for performance and health.
- Previous research has not extensively explored the impact of pre-competition fasting on salivary testosterone.
Purpose of the Study:
- To investigate the effect of pre-competition fasting on salivary testosterone levels in male college wrestlers.
- To determine if fasting alters the typical pattern of testosterone changes associated with athletic events.
Main Methods:
- Salivary testosterone was measured in 12 male college wrestlers.
- Participants were divided into two groups: those who fasted and those who did not before their matches.
- Testosterone levels were monitored on the day of competition.
Main Results:
- Wrestlers who did not fast showed an increase in salivary testosterone on match day.
- Wrestlers who fasted exhibited a decrease in salivary testosterone on match day.
- Fasting appeared to disrupt the expected rise in testosterone during competition.
Conclusions:
- Pre-competition fasting significantly perturbs the normal diurnal pattern of salivary testosterone in male athletes.
- Athletes and coaches should consider the potential hormonal impacts of fasting before intense physical exertion.
- Further research is warranted to elucidate the mechanisms behind fasting-induced testosterone alterations in athletes.