How hard is hard? What's the difference between Normalized Power and Average Power? Is it more important to focus on Training Stress Score or Intensity Factor when choosing a workout? 

Determining training load—whether for a given workout or over the course of a season— isn't as straightforward as it seems. There is a veritable alphabet soup of measurements and calculations out there designed to help quantify just how much training load you've accumulated during the course of a workout or over time. These include NP, TSS, IF, CTL, ATL, and TSB, just to name a few. In this episode, Wahoo Sports Science coaches Neal Henderson and Mac Cassin untangle the often-confusing world of measuring training load to help you better navigate the sea of acronyms and get a deeper sense for just how hard (or easy) those upcoming workouts might be.

**Learn more:**

https://www.trainingpeaks.com/blog/understanding-the-limitations-of-tss-and-if-during-hiit-training/

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https://www.wahoofitness.com/systm/getting-started

Have questions? Please ask us here! 

https://systm.forum.wahoofitness.com/t/new-knowledge-episode-calculating-training-load-why-you-shouldnt-stress-about-tss/17882