- head injury or trauma
- stroke or brain haemorrhage
- brain infection or inflammation, such as in meningitis, encephalitis or a brain abscess
- brain malformations or tumours
- brain diseases, such as Alzheimer’s disease
- chronic alcohol or drug use
- genetic factors
- high or low blood sugar and other biochemical imbalances.
However the cause of epilepsy is not always known. More than half the people with epilepsy have no known cause for their epilepsy.
Last reviewed: September 2015