Most people have no issue with allowing a dog to kiss them with an open mouth. There is a common myth that dog mouths are cleaner than human mouths (they really aren't), and many people believe you're ...

When you really think about it, kissing can be kind of complicated. Sure, for many people it is highly enjoyable, but that doesn't change the fact that everybody has their own personal preferences ...

In the Western world, Valentine’s Day expressions of affection are closely linked to mouth-to-mouth kisses. I remember feeling envious years ago when a colleague found a card in his pigeon-hole ...

A new study that examines how kissing evolved suggests that ape ancestors and early humans like Neanderthals probably locked lips with their friends and sexual partners. The behavior may date back 21 ...