Endurance Performance Data Analysis

Understanding your performance begins with understanding each workout. Learn how our exercise physiologists and coaches interpret workout and race data to understand performance.

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Analytical Skills

Extend Your Analytical Skills

Joe Friel details the ways in which coaches can identify strengths and weaknesses in movement patterns, motivation, and training execution.
a deeper dive into intervals.icu

A Deeper Dive into Intervals.icu

Coach Ryan Kohler highlights his favorite Intervals.icu analysis tools and how to use them to improve your training.
Quantifying Hard Efforts

Quantifying Hard Efforts

Dr. Stephen Cheung explores the various ways athletes and coaches can quantify hard efforts, and how this can inform training.
Xert's version of the PMC

An Introduction to Training Metrics, Part 2

The interrelationship between form, fitness, and fatigue is the basis for quantifying training load. Performance Management Charts help athletes visualize and interpret that balance. Coach Trevor Connor explains the science.
Trevor Connor TrainingPeaks WKO features

Coach Connor’s Favorite WKO Features

TrainingPeaks is popular, but WKO5 is a much more powerful tool. Coach Trevor Connor has extensive experience with WKO and shares his favorite features.
training metrics from intervals.icu

An Introduction to Training Metrics, Part 1

Physiologists and coaches have attempted to quantify training through both external and internal measures. We review the primary training metrics and detail the benefits and shortcomings of each.
Garmin cycling computer head unit

Should We Race by Numbers? With Dirk Friel

Should you pay attention to the numbers on your head unit while you're racing? If so, which ones, and when? We dive in with TrainingPeaks co-founder Dirk Friel.