Final answer:
Epilepsy is a disease that causes seizures and is characterized by abnormal electrical activity in the brain. Seizures can often be controlled with medication, but there is no known cure for epilepsy.
Step-by-step explanation:
Epilepsy is a disease that causes seizures. A seizure is a period of lost consciousness that may include violent muscle contractions. It is caused by abnormal electrical activity in the brain. The cause of epilepsy may be an infection, a brain injury, or a tumor. The seizures of epilepsy can often be controlled with medicine. There is no known cure for the disease, but children with epilepsy may outgrow it by adulthood.