External Load vs. Internal Response

External Load versus Internal Response

Load, stress, strain—they’re terms we hear a lot in sports science, but what do they mean? Your internal response to external load will change as you become fitter and more durable. Dr. Stephen Seiler explains all.

5 Things to Know About How Polarized Training Changes Over a Season

Get the right mix of intensity at the right time and polarized training pays off. Take a disciplined approach for best results.
understanding your stress with Alan Couzens

Understanding Stress and Its Impact on Your Athletic Potential

Polarized training is most successful when your body is ready to undertake high-intensity sessions. Understanding how your autonomic nervous system works can help you time it right.

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.

The 8 Golden Rules of Polarized Training

Sticking to 80/20 and training by heart rate are just two of the key rules you’ll want to follow.
swimmer picture - durability

How to Achieve Polarized Training’s Greatest Prize: Durability

Polarized training is all about building duration without incurring high stress. Where does your steady state break down and what can you do about it?

How to Polarize Your Training

We’ve added to our new polarized training guide!

Get expert advice and insight from Dr. Stephen Seiler, Alan Couzens, and Trevor Connor to help you transform your training and create your own, custom polarized approach. 

Login or join for access.

The Craft of Coaching, Module 7:

The Versatile Coach

what it takes to succeed Julie young

What It Takes to Succeed

To achieve a top performance an athlete must be both physically and mentally prepared. It’s the mental piece that can be the toughest to coach. Joe Friel talks with Coach Julie Young about how she develops athletic potential and resilience over the course of training her athletes.
Lessons From The Lab

Lessons from the Lab

When athletes show up at the lab to test lactate threshold or metabolic efficiency, they are often fixated on a goal or data point. Julie Young encourages coaches and athletes to take a broader view, and notice gaps that might exist in fitness. The lab simplifies the path forward, showing how the body is responding to training and taking us back to the basics.
Julie Young Shot 2

Which Goes Further—Talent or Motivation—and What Does This Mean for Your Coaching Style?

Every coach wants to work with athletes who possess both talent and motivation in spades. In reality, your clients are probably lacking in one or the other. As we explore the four types of athletes, consider how your coaching style might be well-suited to a particular type, and whether your client list reflects this.
performance and gains from year round training

Performance Gains from Year-Round Training

Coaching works best as a process of building performance, rather than a hot pursuit of an outcome. Coach Julie Young describes the performance gains a busy executive experienced at the Leadville 100 mountain bike race. Breaking from his habit of cramming for the event with just six months of training, he committed to year-round coaching, incorporating strength and stability work and building the mental resilience that made him a better athlete.
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Test at your fittest time of year!

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10-Week Training Plan For Marathon Nationals

Omegawave Theory and Practice

Training Advice Needed