A strong core helps keep your body stable and balanced. It's been shown to improve physical performance in athletes, helps in weight training and in all daily movements, including lifting up your child, There are many core exercises, and every year there are more gizmos that are supposed to increase core strength.
http://www.examiner.com/article/the-two-best-core-exercies?cid=rss
http://www.examiner.com/article/the-two-best-core-exercies?cid=rss
