http://community.active.com/people/Centurion9/blog Increase your daughter's overall sports performance and improve her cardiovascular endurance while she conditions for softball. Sun, 19 May 2013 18:10:56 GMT Jive SBS 4.5.5.2 (http://jivesoftware.com/products/clearspace/) 2013-05-19T18:10:56Z