Sex that spares the spine: Canadian study gives pointers on painless positions

This Globe and Mail coverage of a University of Waterloo study says researchers “have scientifically determined the best sexual positions to prevent spinal muscles from seizing up at an inopportune moment”.

Check out the link:

http://www.theglobeandmail.com/life/health-and-fitness/health/sex-that-spares-the-spine-canadian-study-gives-pointers-on-painless-positions