Sex, Meditation, Orgasm

This image is from the article I'm linking to, really!  

I have had some great experiences with meditation.  I have also had some terrible experiences meditating.  But this article suggests that I should have been having a much better time.  Maybe I'm doing it wrong? 

Meditation & Sex Are the Same to Your Brain


And then there are the folks at One Taste, who are all about OM (aka Orgasmic Meditation).

  
I don't remember this being part of the meditation practice.