The Science Behind Going Slow to Be Fast
The concepts of central and peripheral conditioning help explain why an effective training base period leads to speed and durability in the race season.
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Physiology > Testing
The Endurance Athlete’s Guide to VO2max and Lactate Tests
Find out all the dos and don’ts of physiological testing as we break down VO2max and lactate/ramp testing.
Endurance Performance Testing and Monitoring—Past, Present, and Future
Dr. Stephen Seiler presents on the history and future of endurance sports testing and monitoring.
Everything You Need to Know About the INSCYD Test
The INSCYD test yields a powerful set of metrics, including VO2max, VLAmax, and an athlete’s complete metabolic profile. USA Cycling Level 1 Coach Ryan Kohler explores the INSCYD test protocol and how to analyze its results.
INSCYD and the Power of Testing Analysis, with Sebastian Weber
We compare and contrast various test methods based on three key aspects: 1) the protocol, 2) the data the test provides, and 3) the analysis you can perform with that data.
Q&A on Heat Acclimatization, Sweat Rates, Altitude Effects, FTP Testing, and Fasted Training, with Lindsay Golich
Physiologist Lindsay Golich, who works with some of America’s best Olympic athletes, helps us field questions on heat, altitude, FTP testing, fasted training, and much more.
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.
Structured Workout: 20-Minute FTP Test
Are you ready to suffer? Join us for a climbing time trial up the infamous Alpe du Zwift during which we’ll execute an FTP test.
Coach’s Corner: Assessing 60- to 90-min Power to Support 20-min Test Data
Coaches Trevor Connor and Ryan Kohler analyze data from longer threshold efforts to support results garnered from the popular 20-minute power test.
Physiological Testing for the Female Athlete
Given the hormonal fluctuations experienced during the menstrual cycle, should female athletes prepare differently for lab testing?
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.
Mission Impossible: Determining Your True Threshold
How accurate are threshold numbers? And why is it so difficult to find accurate threshold numbers? We discuss several common ways to find your threshold and their pros and cons.
Q&A on FTP Testing, Structuring Recovery Weeks, and the Sustainability of Base Training, with Coach Steve Neal
Q&A on FTP testing, structuring recovery weeks, and the sustainability of base training, with guest coach Steve Neal
Bonus Q&A on Intensity Vs. Volume, Overtraining, Lab Testing, and More
In episode 92, we answer questions on how to structure your training, overtraining, and laboratory testing.
The Value of Physiological Testing with the University of Colorado Sports Medicine and Performance Center
We talk with exercise physiologist Jared Berg about the value of athlete physiology testing like VO2max and lactate testing at the University of Colorado Sports Medicine and Performance Center.
How to Balance Your VLamax, with Sebastian Weber
In episode 67 we talked with Sebastian Weber about the concepts of VO2max and VLamax. Now, we discuss how to balance the two systems.
What is VLamax? With Sebastian Weber
This episode we take a close look at Sebastian Weber’s concept of VLamax to improve your training.
Myth Busters—Why We Can’t Talk About Lactic Acid
Ouch, it burns! But what causes that burning sensation in our muscles when we work out? Dr. Inigo San Millan and Caley Fretz reveal new science on lactic acid and “the burn”.