But most of them occur because of stroke, birth defects, brain injury, brain tumors, and infection of brain through a process named as Epileptogenesis.
Seizures are the result of abnormal and in high amount of neuronal activity in the brain. During Seizure, person experiences very strange behaviour, symptoms, and sensations which sometimes lead to loss of consciousness. They can be controllable through medication. When it does not response to medication dietary changes, surgery or neurostimulation is considered.
The numbers of the epilepsy is very high as 80% of the cases are from developing countries.
It is more common in old age people.