코어 운동에 관한
http://www.healthynomics.com/2010/11/dr-stuart-mcgill-interview-back-health-core-exercise/
bird Dog
http://www.healthynomics.com/2009/11/core-exercise-series-the-bird-dog/
크런치로 복근을 강화 시키고..
둘째 옆구리 강화 ..
사이드 프랭크.
http://blog.naver.com/PostView.nhn?blogId=figoman&logNo=220450082395
http://blog.naver.com/PostView.nhn?blogId=figoman&logNo=220779335805&parentCategoryNo=&categoryNo=121&viewDate=&isShowPopularPosts=true&from=search
