Monthly Archives: October 2014

Pain in the back can be unwelcome pain in the ass

sexybackpain

Rate this post What can be more sexy than biomechanical research using electromagnetic 3D-motion capture technology? If you have back pain, not a lot.  According to a new study published online last week in the European Spine Journal, (a follow-up to earlier research), scientists detail an intensive look at 10 heterosexual couples having sex in five different positions for 20 seconds at a time (which […]

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