Fit People are Harder to Kill: The Sickness-Wellness-Fitness Continuum
In this post, we review a 2014 article in the CrossFit Journal discussing and defining the Sickness-Wellness-Illness continuum.

What we mean by "Modalities"
If Fitness is “work capacity across broad time and modal domain” then what is a modal domain?

What is Fitness?
In this article, courtesy of the CrossFit Journal, Founder Greg Glassman asks a seemingly simple question: What does it mean to be “Fit”?