A single kiss can leave a lasting impression, whether it's in real life or on the silver screen. But why, exactly?

Scientists say imagination—not technique—drives a good kiss, with fantasies shaping arousal and intimacy in modern love.

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 ...

Snogging. Smooching. Canoodling. While such kissing is often depicted as a universal behavior in sexual encounters and romantic relationships around the world, a growing body of anthropological and ...

So here’s something fun I discovered: making out actually burns calories! Who knew, right? I’ll be honest – when my friend first told me this, I laughed. But then I started digging into the research, ...

Even though kissing is considered “first base,” the act can be wildly intimate. When you think about how close you have to get to someone to kiss them, the game changes. You get to feel their lips and ...

Researchers have delved into the ancient past to discover when romantic kissing likely originated and the pathogens, such as the herpes simplex virus, that have followed the practice from then until ...

A quick peck may not be enough. Experts say a kiss that lasts at least six seconds can boost mood, lower stress and strengthen bonds. We ask a psychologist to explain the real health benefits of ...

In romantic relationships, a kiss is often seen as the gateway to intimacy. It's a sensual gesture that can ignite sparks, communicate affection, and deepen the connection between two people. Of the ...

Kissing-like behaviors exist across the animal kingdom. But why? A scientist explains why humans are so drawn to each other's lips, and a photographer documents the power of a kiss. Among the many ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. For those with celiac disease, kissing can cause more than just ...