A Deep Dive on Interval Execution
Learn how and why you should select certain intervals, how to integrate them into your training plan, when to do them, and how to properly execute them.
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Videos > Endurance Performance Data Analysis
Wprime, Critical Power, 6-minute Power, and Variable Intensity Races
In this video, Dr. Seiler thinks out loud—with math—to explore how critical power and variable intensity races might connect in practice.
How to Improve Maximal Force Production on the Bike
Coach Ryan Kohler demonstrates ways to train maximal force production, or torque, on the bike.
How to Track the Long-Term Relationship Between Heart Rate and Power
Coach Ryan Kohler reviews season-to-season changes in heart rate/power distributions to illustrate improvements across the different energy systems.
How Steady Should Your Long Slow Distance (LSD) Rides Be?
The execution of long slow distance rides might sound simple, but many people struggle to get it right. Can you be too steady on your LSD rides?
How to Determine Your Cardiovascular Drift
Cardiovascular drift is an instability in heart rate and stroke volume over time. We show you how to determine it.
How to Do Base Rides on the MTB
The variable terrain of most MTB trails makes it difficult to keep power steady. So, is it possible to get solid base rides on the mountain bike?
Zwift Hour of Power: Can a 60-Minute Zwift Race Work as a Test?
Dr. Stephen Seiler explores whether a Zwift race of about 60 minutes can be a decent substitute for a 60-minute FTP test.
Why and How to Monitor Athlete Training Loads
Dr. Stephen Seiler speaks at the Aspire Academy on why and how to monitor athlete training loads.
Q&A on Max Heart Rate, Time-Crunched Recovery, TSS, and Protein
Ryan and Trevor field questions on max heart rate, TSS, recovery in athletes who only train 8-10 hours per week, protein consumption during ultra-endurance events, and more.
The Holy Trinity: How to Monitor Training
Dr. Seiler shares his method for monitoring an athlete’s training volume and intensity.
How to Tell If Your Legs Are Ready for a Workout
Coach Ryan Kohler and Coach Trevor Connor dissect training data to help you understand how to look for signs of freshness before any interval session.
Coach’s Corner: How to Determine FTP from a 20-Minute Power Test
Coaches Trevor Connor and Ryan Kohler analyze data from 20-minute power tests, offering important lessons on the proper execution of these intervals.
Coach’s Corner: Power and Cadence Analysis of Climbing Intervals
Coach Ryan Kohler and Trevor Connor analyze climbing intervals at threshold, focusing on the importance of cadence and pace.
What Exactly Is a Long Slow Distance Ride?
Coaches Trevor Connor and Ryan Kohler analyze ride data from one of Trevor’s LSD (long, slow distance) rides in order to explain the correct execution of one of these fundamental rides.
Coach’s Corner: How to Interpret Pedaling Cadence Data
Coach Ryan Kohler and Trevor Connor demonstrate how to interpret pedaling cadence data and look for signs of poor workout execution.
How to Analyze 5×5 Intervals in TrainingPeaks
Coach Trevor Connor and Coach Ryan Kohler walk through their process for interpreting 5×5-minute interval workout sessions in TrainingPeaks.
How to Analyze Cyclocross Power Files
Coach Grant Holicky and head coach Ryan Kohler teach you how to analyze cyclocross power files in TrainingPeaks.
War of Attrition: Performance Analysis of a World Championship Cycling Road Race
Here is a lap-by-lap performance analysis of one rider who made it almost to the very end at the 2020 UCI Road World Championships in Imola, Italy.