|Epilepsy can develop after an infection or damage to the brain|
Epilepsy is twice as common in low and middle-income countries as it is in the developed world, according to an international team of researchers.
They say the higher incidence is linked to increased risk factors, including head injuries and infections such as pork tapeworm and river blindness.
And more than 60% of sufferers in those countries receive no appropriate treatment, they say in the Lancet.
A Lancet editorial said epilepsy had to be a global health priority.
For the rest of the story: http://www.bbc.co.uk/news/health-19746452