You've probably considered a yoga class once or twice — maybe a friend tried to convince you — but for one reason or another it never stuck and you're still skeptical. Consider, then, one huge bonus of the practice you may not be aware of: It can improve your sex life. Here's how it works: The key to yoga's claim on your sex drive is in the breathing technique used during yoga, pranayama. It releases the same chemicals in the brain as sex does, meaning you can leave the studio post-yoga with enhanced sexual desire. Plus, during your practice, certain postures increase blood flow to the pelvic region, lighting up your sexual response. The heart rate of yogis in deep meditative states can even mirror that of frenzied lovers. You don't even need to go to a class to reap the benefits, either. Here are five poses you can do anywhere to get you started — in more ways than one. 1. Chair Pose Chair pose engages your pelvic region by forc...