When building a core exercise routine, choose exercises to train different parts of the stomach, side and lower back. Train the front, side and back of the body withhelp from a strength and conditioning specialist in this free video on exercise and fitness tips. Expert: Ashleigh Gass Contact: www.brilliantathlete.com Bio: Ashleigh Gass is a certified sports performance nutrition adviser and a certified strength and conditioning specialist. Filmmaker: Christopher Rokosz … exercises fitness …