causes of seizures in adults
Overview. Seizures are a dramatic manifestation of a serious disturbance in brain activity. A diverse variety of conditions and disorders can precipitate seizure activity in adults. Brain injury, brain swelling and increased pressure on the brain as well as chemical imbalances are common causes of adult seizure activity.
1 People of all ages can have head injuries, though severe head injuries happen most often in young adults. 2  In middle age, strokes, tumors and injuries are more frequent. 3  In people over 65, stroke is the most common cause of new onset seizures.