Lip kissing is an act that’s so natural and common in many present-day societies it is easily taken for granted. But it’s not actually clear whether people have always been kissing, or whether its ...

A kiss on the lips doesn't always mean romantic love. Some kisses can be confusing, entangle emotions, or happen without a formal relationship. When someone kisses you on the lips without being in a ...

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Humans pucker up for all kinds of reasons. We kiss for love, for luck, to say hello and goodbye. There’s also the whole ‘it feels so good’ thing. And when you stop and really think about the act of ...

Most of us do it, be it romantic, familial, friendly or formal, but kissing among humans and where and how it originated is still hotly debated among historians and anthropologists. Now a new theory ...

Kissing ignites a powerful biological response, releasing hormones like oxytocin and dopamine that foster connection and pleasure. Beyond romance, it reduces stress by lowering cortisol and can even ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Humans are born with instincts for crying and smiling, but not for ...

Our lips say a lot, from words to kisses, whether the embraces of new lovers, friends greeting one another, or parents saying goodnight to kids. No matter what kind of kiss, passionate or tender, they ...

Is it in his kiss? Oh, yes. Osculation, the scientific term for kissing, in many ways says everything about your compatibility with your mate and the health of your relationship. We asked scientist ...