I can still lose my train of thought while mid maximum effort deadlift, or pinned on a chunky downhill MTB section. I think it's less about the effort and more

I can still lose my train of thought while mid maximum effort deadlift, or pinned on a chunky downhill MTB section. I think it's less about the effort and more about the familiarity. I tend to have a clear mind when I am taking in new information, like during a ride in new place.