Final answer:
Epilepsy is a condition characterized by recurrent seizures. It affects up to three percent of people in the United States and is likely caused by a combination of genetic and environmental factors. Seizures can often be controlled with medication.
Step-by-step explanation:
Epilepsy is a condition characterized by recurrent seizures and can be caused by brain injuries, diseases, or other illnesses. While the exact cause of epilepsy is often unknown, it is likely a combination of genetic and environmental factors. Estimates suggest that up to three percent of people in the United States will be diagnosed with epilepsy in their lifetime. Seizures can often be controlled with medication, but in severe cases, brain surgery may be necessary.