Smiles light up the room when you let one grace your face, but did you know there are different types of smiles? We all have our favorite smile, and we love watching our partner or friends' faces ...

This simple action can bring joy to others, but recent research at the University of Wisconsin looked into physical reactions to smiles and their multiple uses — not all of which, are an expression of ...

Human beings smile for a number of reasons. You may smile when you spot your long-lost bestie in baggage claim, when you engage your co-workers during a presentation, or when you imagine your ex’s ...

The smile may be the most common and flexible expression, used to reveal some emotions, cover others and manage social interactions that have kept communities secure and organized for millennia. But ...

Our facial muscles have evolved to become a remarkable channel of communication. We use our faces to convey a wide range of emotions and attitudes. Although we typically associate smiles with ...

Smiles are often classified as "real," which are automatic and elicited by positive emotions, and "fake," which are formed purposefully, usually as a polite gesture. Though these types of smiles are ...