Strength
The Best Core Exercises
Core workouts should target more than just the ab muscles
By Elizabeth Quinn, About.com Guide
Article from About.com
http://sportsmedicine.about.com/od/
abdominalcorestrength1/a/NewCore.htm
Endurance
Build Sports Endurance with Shuttle Runs
Check your sports endurance
By Elizabeth Quinn, About.com Guide
Updated September 29, 2011
http://sportsmedicine.about.com/od/
sampleworkouts/a/shuttlerun.htm









