5. When your partners makes you feel close, your body releases Oxytocin which curbs depression and stress. Oxytocin is also called the bonding hormone, a hand hold or hug releases higher levels of oxytocin, followed by dopamine and certain other healthy enzymes.
6. So kissing has just too many biological health benefits. Few of them are relieve cramps and headaches, reduces blood pressure, fights cavities (not sure exactly how) and also burns excessive body calories.