Zone 2 training with Iñigo San Millán, part 2

[WindWarrior]

A lot of discussion going on over in the Iñigo San Millán thread over here:

Iñigo San Millán training model

I think it’s time to start a dedicated thread on this. This is an interesting topic, the Pro/Elite is not the proper place for this. Personally, I find this an interesting model. Perhaps someone else wants to copy in some relevant infos from the Pro/Elite thread.