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 ...

A smile is just a smile, right? Not so, according to researchers. Psychologists from the U.S. and the U.K. have figured out how to identify different types of smiles to better understand the popular ...

In the mid 19th century, French neurologist Guillaume Duchenne wanted to distinguish real smiles from fake. Interested in the response of nerves and muscles to stimulation, he applied electricity to ...

A smile, like a picture, is worth a thousand words. Although most commonly associated with happiness, smiles can indicate nervousness, embarrassment and even misery. To add to their mystique and ...

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 ...

Washington, Jul 30 (PTI) Scientists have decoded three types of smiles that convey expressions other than happiness – reward, affiliation and dominance – and found the facial muscle combinations that ...