While these signals can be so subtle that we are not consciously aware of them, research has identified nine types of ...

The work is published in the journal Evolution and Human Behavior. The paper concluded that tears are nonverbal signals that ...

Nonverbal learning disorder (NVLD), also called ... Changes in this area of the brain can affect the transmission of neurological signals, triggering NVLD symptoms. It’s common to start seeing ...

Non-verbal messages including body movements, facial expressions, vocal tone and volume, and other signals are collectively known as body language. Microexpressions (brief displays of emotion on ...