Ready to break the Sound Barrier? Silent sex is often a habit of circumstance and, for many, vocalizing can feel “unnatural”. Cardiovascular research has shown that the HUM in particular helps the physical functioning of the body by increasing Nitric Oxide, a critical component of erectile health. Like a vibrator, a blindfold, or a cockring, bringing sound into sexual play and exploration also enhances sensory arousal and can be a wonderful addition to have in your pleasure chest. In this conversation Erica