A Yawn Can Tell If Someone's A Psychopath
Now you could actually find if that mean and aggressive coworker of yours is actually a psychopath in disguise by the way they yawn.As per a research, which was published in 'Personality and Individual Differences', you can determine if an individual has sadistic, narcissistic tendencies just by the way they yawn or more precisely if they yawn at all. The clue is that you just need to try yawning yourself and just check if he or she yawns back. People who are high in psychopathic personality tra...