Epilepsy: Generalized Tonic-Clonic Seizures - Topic Overview
Generalized tonic-clonic (grand mal) seizures are the easiest seizures to recognize. They happen most often in people with generalized epilepsy of unknown cause.A generalized tonic-clonic seizure begins with a sudden loss of consciousness. During the first 15 to 30 seconds of the seizure, the entire body stiffens as the muscles contract. The back and neck are arched. Sometimes the person may cry out as the vocal cords contract and air is released from the lungs. The person may turn blue because he or she isn't breathing. This is the tonic phase of the seizure.During the next 30 to 45 seconds, the muscles jerk (convulse) in a rhythmic pattern. This is the clonic phase of the seizure. While the muscles are jerking, the person may bite his or her tongue or lose bladder or bowel control.An entire seizure lasts 1 to 2 minutes. After the seizure, the person will be unresponsive at first but will gradually wake up in 10 to 30 minutes. The person may be sleepy, confused, or dazed. The person
Epilepsy - Exams and Tests
Making the correct diagnosis is vital to identifying the appropriate treatment to control seizures. Diagnosing epilepsy can be quite difficult. When you consult a doctor after you or your child has had unexplained seizures, you and the doctor will work to
An electroencephalogram (EEG) is a test that measures and records the electrical activity of your brain by using sensors (electrodes) attached to your head and connected by wires to a computer.
Seizures - Health Tools
Health Tools help you make wise health decisions or take action to improve your health. Actionsets are designed to help people take an active role in managing a health condition. Epilepsy: Taking your medicines properly ...
Seizures - Preparing For Your Appointment
A list of questions that will help your health care professional diagnose and treat Seizures.
Seizures - Topic Overview
The brain controls how the body moves by sending out small electrical signals through the nerves to the muscles. Seizures, or convulsions, occur when abnormal signals from the brain change the way the body functions.
Aura and Seizures - Topic Overview
Aura is the term used to describe symptoms that may occur before a seizure. An aura may include:Visual changes. Examples include: Bright lights.Zigzag lines.Slowly spreading spots.Distortions in the size or shape of objects.Blind or dark spots in the field of vision.Hearing voices or sounds (auditory hallucinations).Strange smells (olfactory hallucinations).Feelings of numbness or tingling on one side of your face or body.Feeling separated from your body.Anxiety or fear.Nausea.An aura is often the first sign that you are going to have a seizure. You may have an aura from several seconds up to 60 minutes before a seizure. Most people who have auras have the same type of aura every time they have a seizure.
Seizures - Prevention
Note: If you think you may have a seizure disorder or are being evaluated for one, do not drive, operate heavy machinery, swim, climb ladders, or participate in other potentially dangerous activities until a doctor specifically approves these activities.
Seizures - Home Treatment
Find out what to do when someone you're with has a seizure.
Epilepsy Treatments: Find the Right Medication
WebMD helps you navigate epilepsy medications to find the most appropriate one for you.