Today is International Kissing Day or World Kiss Day. As the author of The Science of Kissing, what better way to celebrate than to share some fascinating facts about kissing:
- The earliest literary evidence for kissing comes from northern India’s Vedic Sanskrit texts, dating back 3,500 years.
- A passionate kiss can make our pupils dilate – probably one reason so many of us close our eyes.
- A man is far more likely to prefer sloppy tongue kisses than a woman. The added testosterone from his saliva may serve to enhance her libido over time.
- We are not the only species..[Read more at Wired.com]