which means towards using it to improve.

This graph above is from this workout below:

And these definitions:

Are what pop up when you click on those little question marks next to the relevant term in Garmin Connect.  So.  Yeah.  Doesn’t help much right?  I will say that it explains why these numbers are always the same for me (because Avg Efficiency is the Avg SWOLF normalized to a 25m pool . . . and I do all my workouts in a 25m pool).

Good first step.  Now I’ll have to do some research and figure out ways to use these numbers to try and get better.  Or something like that.