Japanese researchers first identified the characteristics of facial expression recognition of children with ADHD by measuring hemodynamic response in the brain. They showed that children with ADHD ...

We smile when we're happy. But how does a face strike the proper look to show, say, happy surprise? Or happy disgust, like when you're laughing at a really gross joke? A new report, published Monday ...

Facial expressions are a key asset in our arsenal of communication methods. Without saying a word, we can alert those around us to our emotional state—ranging from elation to sorrow—simply by flexing ...

“While this study doesn’t have direct clinical impact, it supports previous observations that psychostimulants affect brain function in children with ADHD not only when they’re faced with cognitive ...

Autistic and non-autistic people express emotions differently through their facial movements, according to a new study, which may help to explain why emotional expressions are sometimes misinterpreted ...

Nineteenth century French neuroscientist Guillaume Duchenne (right) and his assistant force a volunteer to look surprised by electrically shocking muscles in his face. We smile when we're happy. But ...