In a study of spine biomechanics during sex, University of Waterloo professor Stuart McGill and others created guidelines for the best positions for sex for people with back pain. Watch the video below:
For the full story visit: http://ow.ly/BiAu9 Contrary to popular belief, spooning is not always the best sex position for those with a bad back, according to research from the University of Waterloo. For the first time ever, scientists have successfully documented the way the spine moves during sex and discovered exactly why certain positions are better than others when it comes to avoiding back pain.