Levels of "Failing" a Workout

[FatherDamo2]

Failed workouts in final week before rest

Here is a chart I made to see the impact of changing the Workout Intensity for 120% based VO2 Max workouts. [Screenshot_20190208-063419_Sheets] Essentially, even dropping down to 90% Intensity keeps you at the low end of VO2 Max range. Depending on the duration of your intervals, you can easily salvage a workout with some quick adjustments rather than bailing or failing.