By Lance C. Dalleck, Ph.D. Simply defined, yet physiologically
quite complex, fatigue refers to the inability to continue
exercise at a given intensity. In all sports and exercise
training, the onset of fatigue will vary depending on a person’s
fitness level, the exercise intensity and duration, and
environmental conditions (e.g., heat and humidity). This article
provides a brief overview of the various types of fatigue and
examines the role gender plays in fatigue. Also covered are
training recommendations for combatting fatigue. (Note: It might
be helpful to briefly review the primer on the three energy
pathways featured in Training Recovery: The Most Important
Component of Your Clients’ Exercise Programs, which was
published in the August issue of ACE Certified News.) Three
Primary Exercise Scenarios Associated With Fatigue Fatigue is a
process that develops over time, and is largely dependent on the
duration and intensity of exercise. The three dominant exercise
scenarios leading to fatigue are short-term