Philadelphia [US], December 30 (ANI): Posttraumatic stress disorder (PTSD) is a complex psychiatric disorder brought on by physical and/or psychological trauma. How its symptoms, including anxiety, depression and cognitive disturbances arise remains incompletely understood and unpredictable.
Washington D.C. [USA], Jan 22 (ANI): Epilepsy, a disorder in which nerve cell activity in the brain is disturbed, is linked to brain volume and thickness differences, according to a study.