How to bob like nicolino locche

[Scrap]

https://www.youtube.com/watch?v=3Tzr_2xUEZ0.read the story.

Works because it doesn't exert needless pressure of the vertebrae?

It works because the whole body, is working 35% more efficient. creating 35% more lactic for the same heart rate as overground running. Also producing 35% more endorphin's, fact.