Joe Friel says:
aerobic capacity is your ability to use oxygen to produce energy
http://www.trainingbible.com/joesblog/2010/03/physiological-fitness-aerobic-capacity.html
LSD + HIIT (aka Polarized).
Joe Friel says:
aerobic capacity is your ability to use oxygen to produce energy
http://www.trainingbible.com/joesblog/2010/03/physiological-fitness-aerobic-capacity.html
LSD + HIIT (aka Polarized).