Yoga and stretching are equally effective for easing low back pain. Author: [No authors listed] Conference/Journal: Harv Womens Health Watch. Date published: 2012 Jan Other: Volume ID: 19 , Issue ID: 5 , Pages: 6 , Word Count: 10 PMID: 22396988 full text: http://www.harvardhealthcontent.com/Newsletters/69,W0112c