Epilepsy is a brain disorder in which nerve cells or neurons are bunched, sometimes in the brain signal are unusual. Neurons are essential to produce electrochemical impulses that keep on other neurons, muscle and glands to make human thoughts, actions and feelings. In this disorder, the usual activity of neurons becomes disturbed. In human producing strange feelings, behaviors, and emotions, it also causes convulsions, loss of consciousness and muscle spasm. Through the seizures the nerve cells may combustion as many as 500 seconds more than normal. In some people it produces sometimes, but in other people it may produce 100 times in a day. In severe epilepsy it may cause brain damage.