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Related Experiment Video

Updated: Jun 28, 2026

Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans

Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans

Published on: October 17, 2018

Pacing pattern in a 30-minute maximal cycling test.

Morgan E Chaffin¹, Kris Berg, Jorge Zuniga

¹School of Health, Physical Education, and Recreation, University of Nebraska at Omaha, Omaha, Nebraska, USA. mchaffin@unomaha.edu

Journal of Strength and Conditioning Research

|November 4, 2008

Summary

This summary is machine-generated.

Competitive cyclists maintained a consistent work rate during a 30-minute maximal test, with perceived exertion increasing over time. This suggests minimal pacing variation until the final seconds for endurance athletes.

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Last Updated: Jun 28, 2026

Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans

Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans

Published on: October 17, 2018

Experimental Protocol of a Three-minute, All-out Arm Crank Exercise Test in Spinal-cord Injured and Able-bodied Individuals

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Published on: June 8, 2017

Area of Science:

Sports Science
Exercise Physiology
Cycling Performance

Background:

Understanding pacing strategies is crucial for optimizing endurance performance.
Previous research has explored pacing in shorter maximal efforts, but less is known about 30-minute maximal cycling bouts.

Purpose of the Study:

To investigate the pacing patterns and physiological responses during a 30-minute self-paced maximal cycling test in competitive cyclists.
To analyze how oxygen uptake, heart rate, blood lactate, perceived exertion, and work rate change over the duration of the test.

Main Methods:

Twelve well-trained amateur cyclists completed a 30-minute maximal self-paced cycling test on a CompuTrainer.
Physiological parameters including oxygen uptake (V O2), heart rate (HR), blood lactate concentration (BLC), rating of perceived exertion (RPE), and work rate were continuously or periodically measured.

Main Results:

Work rate, HR, and V O2 remained relatively constant throughout the 30-minute test, with a notable surge in work rate in the final 30 seconds.
Rating of perceived exertion (RPE) significantly increased over the test duration, with RPE at 20 and 30 minutes being higher than at 10 minutes.
Oxygen uptake (V O2) was stable, while heart rate (HR) demonstrated a linear increase.

Conclusions:

Experienced cyclists exhibit minimal pacing variation during a 30-minute maximal laboratory test until the very end.
Pacing strategies and associated physiological responses are key factors for exercise scientists to consider when aiming to optimize endurance athlete performance.