09-01-2007, 11:57 AM
Cardio training or aerobic exercise is any activity that employs the use of considerably large groups of muscles in a continuous and rhythmic manner throughout certain periods of time.
Posted on Thu, 23 Aug 2007 00:00:00 -0700 at http://www.healthguidance.org/entry/7198...ining.html
Author: no@email.com (Jeanette Pollock)
Posted on Thu, 23 Aug 2007 00:00:00 -0700 at http://www.healthguidance.org/entry/7198...ining.html
Author: no@email.com (Jeanette Pollock)