Sep 27, 2015 at 05:24 AM
^ or difference in energy cost for each breath
https://www.youtube.com/watch?v=H9_Fs1QtsOY#t=47




@mugwump sez,"Ten minutes? Ten minutes?! 4 hours at a minimum, you slackers! "JohnMalcolmson said:Aero position. Nice tip to ride ten minutes of every ride in aero position.
http://velonews.competitor.com/2015/10/news/road/video-how-much-faster-is-the-aero-position_388179
https://www.youtube.com/watch?v=iRVhnOu2kAU