What is epilepsy?
The nature of seizures is highly variable,1,3,5 for example:
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Classifying seizures helps, for example, when selecting treatments.3,6,7
Focal onset Start in one area of the brain May account for 60% of all epilepsies8 | 
Generalized onset Affect both sides of the brain | 
Unknown onset |
Seizures that are not controlled by treatment can interfere with life, e.g. affecting education, employment, and relationships.4
Quantifying epilepsy
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