New research suggests that unusual changes in eating behavior—rather than memory loss—may be one of the earliest signs of a ...

A commenter who described the devastating scenario from the perspective of the object of obsession said, “It’s like living ...

From sudden outbursts to unpredictable mood swings, erratic behavior can leave a trail of confusion and frustration in its ...

If your teen exhibits narcissistic behaviors, either grandiose or vulnerable, how can you tell if they have a personality ...

Your social media habits can reveal more about your personality than you think — from your posts to the way you interact ...

We break down the current state of frontotemporal dementia, from bvFTD to PPA, and why 'promising' therapies are still far ...

It turns out that the answer was no: Your dog’s genes don’t predict its behavior, at least not in the simplistic way popular doggy DNA tests often claim.

Behaviors often include lying, impulsiveness and aggression. Many of those who've exhibited lifelong antisocial, aka sociopathic, behavior -- lying, impulsiveness, aggression, lacking concern for ...