2 The Marijuana Epilepsy Connection My 19-year-old daughter has epilepsy. She had her first seizure at school when she was 16 years old during her Advanced Placement math class. Epilepsy.org defines seizures as an electrical storm in the brain.  She has around two generalized seizures per year since they started. Every emergency room visit costs well over $2,000. A generalized seizure means she loses consciousness and convulses. Abnormal electrical activity occurs on both sides of the brain at once. …