Understanding Seizures and Epilepsy Wave of Neural Activity Inside your brain is a highly intricate web of nerve cells known as neurons. These neurons transmit signals that govern your senses, movements, and emotions, allowing your body to function and interact with your surroundings. Occasionally, this system can malfunction. Large numbers of neurons may send excessive signals all at once, causing an unusual spike in brain activity called a seizure. Experiencing even a single seizure warrants