Absence seizures, also called petit mal seizures, are sudden yet brief losses of consciousness that do not cause any sort of lethargy afterwards. They may be triggered by hyperventilation, and are sometimes mistaken for daydreaming...


Atonic seizures, also called drop attacks or drop seizures, cause muscles to suddenly lose tone and strength. The result of temporary electrical changes in brain function, they can either be slight such as drooping eyelids, a nodding of the head, or an unclenching of the hand, or more intense in cases where brief paralysis occurs or causes the person to fall...


Convulsions are sudden, involuntary, irregular contractions of the muscles that cause the body to rapidly shake. Someone experiencing a convulsion can temporarily lose consciousness and bowel/bladder control, stop breathing, and clench their teeth...


Convulsive Epilepsy is a neurological disorder diagnosed when a person has recurring seizures due to an overstimulation or disruption of nerve cell activity in the brain...


Epilepsy, also referred to as a seizure disorder, is when a person appears to be at risk for recurrent unprovoked seizures and has suffered from at least one known seizure in their lifetime...


Essential tremor is a common neurological condition which causes mild or moderate involuntary, rhythmic shaking of various parts of the body. Though it primarily affects the hands, making simple tasks like tying a bow difficult, it can also affect the arms, feet, legs, the trunk of your body and your vocal cords...


Generalized seizures, may be primary or secondarily generalized seizures. A primary generalized seizure is when abnormal electrical activity is widespread, rapidly affecting both sides of the brain at once...


Intractable epilepsy, also called drug-resistant, uncontrolled, or refractory, epilepsy, is when recurrent seizures cannot be fully controlled by medications...


Myoclonic seizures are brief, involuntary contractions of muscles or groups of muscles lasting less than one second. An episode can be isolated, or occur repeatedly within a short amount of time...


Focal epilepsy, also called partial epilepsy, is caused by an abnormal electrical activity which begins in one region of the brain but may spread to other areas during an episode...