The evolutionary purpose of kissing has long eluded scientists. Smooching is risky, given things like pointy teeth, and inherently gross, given an estimated 80 million bacteria are transferred in a 10 ...

You just finished your diligent nightly routine of brushing and flossing your teeth, but your partner – who slacks on regular tooth care – hops into bed and tries to plant a big, fat kiss on you. Can ...

Love hormone aka oxytocin is at an all-time high as the world is celebrating Valentine month. Did you know that kissing causes a burst of oxytocin? Yes, this intimate act is more than just for ...