Jess Matthews was just 21 when she was handed a booklet of psychiatric conditions by a doctor and asked to choose her own ...

Lukas Gage talks about his new memoir, being diagnosed with borderline personality disorder and why he released that now ...

Personality often changes with age but not much is known about dark personality traits. A new study investigated the Dark Triad in more than 1,000 volunteers in different age groups. Narcissism stayed ...