Epilepsy - Symptoms and causes - Mayo Clinic Tonic-clonic seizures, previously known as grand mal seizures, are the most dramatic type of epileptic seizure They can cause a sudden loss of consciousness and body stiffening, twitching and shaking
Epilepsy - Wikipedia Epilepsy is a group of non-communicable neurological disorders characterized by a tendency for recurrent, unprovoked seizures [10] A seizure is a sudden burst of abnormal electrical activity in the brain that can cause a variety of symptoms, ranging from brief lapses of awareness or muscle jerks to prolonged convulsions [1]
Epilepsy: What It Is, Causes, Symptoms Treatment - Cleveland Clinic Epilepsy is a long-term (chronic) disease that causes repeated seizures due to abnormal electrical signals produced by damaged brain cells A burst of uncontrolled electrical activity within brain cells causes a seizure
Epilepsy and Seizures | National Institute of Neurological Disorders . . . Epilepsy is a chronic brain disorder in which groups of nerve cells, or neurons, in the brain sometimes send the wrong signals and cause seizures Neurons normally generate electrical and chemical signals that act on other neurons, organs, and muscles to produce human thoughts, feelings, and actions
What Is Epilepsy? | Epilepsy Foundation Epilepsy is a brain disorder that causes recurring, unprovoked seizures Your doctor may diagnose you with epilepsy if you have two unprovoked seizures or one unprovoked seizure with a high risk of more Not all seizures are the result of epilepsy Seizures may relate to a brain injury or a family trait, but often the cause is completely unknown
Epilepsy: Overview and More - Verywell Health Epilepsy is a complex disorder and can be caused by anything that alters the brain’s electrical activity Epilepsy can be linked to specific factors, including genetics, a traumatic brain injury, a stroke, or a brain infection How is epilepsy diagnosed?
Epilepsy: Definition, symptoms, treatment, causes, and more These seizures occur due to a disruption of electrical activity in the brain, which temporarily disturbs the messaging systems between brain cells This article explains the many types of