Are Epilepsy And Post Traumatic Stress Disorder Related?

yeah can u explain to me the relationship of ptsd and epilepsy I have epilepsy and recently found a friend threw the epilepsy foundation who is a few years older than me im about to go into college and I guess he was away from home and started to develop ptsd I was wondering if I should be worried about this as well and take it into consideration I also want to relate to him and understand fully what it is