Originally Posted by livedarklions

They balance at 1 and 3 o'clock unless I apply force on one to push the other up. I will then have to apply force to the other one to get the first one to go above 3 o'clock, and repeat. In terms of energy expended by me, it's not nothing, it's a little bit repeating again and again. It is a marginal increase in the resistance that it is going to return once I "remember" the chain.

Do you have anything that documents your assertion that the research showing pros do lift their legs was wrong?