what happens when you have a seizure
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- Seizures and Neurological Issues. Seizures are periods of sustained hyperactivity in the brain. During a seizure, the nerve cells leave their normal activities, and fire in massive, synchronized bursts. After a few seconds or minutes, the brain regains control and the person returns to normal.
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Seizures - Topic Overview Seizures, or convulsions, occur when abnormal signals from the brain change the way the body functions. Seizures are different from person to person. Some people have only slight shaking of a hand and do not lose consciousness.or more information, see the topic Epilepsy. A seizure can be a symptom of another health problem, such as: 1  A rapidly increasing fever (fever seizure). 2  An extremely low blood sugar level in a person who has diabetes. 3  Damage to the brain from a stroke, brain surgery, or a head injury.
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- Save. Seizures occur when there is a change in the electrical functioning of the brain. If you have never witnessed a seizures before you may find it very scary. It is good to become informed about seizures and what their symptoms are.
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Seizures - Topic Overview Seizures, or convulsions, occur when abnormal signals from the brain change the way the body functions. Seizures are different from person to person. Some people have only slight shaking of a hand and do not lose consciousness. Other people may become unconscious and have violent shaking of the entire body.
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What is the difference between seizures, convulsions, epilepsy and tremors? A seizure is the physical findings or changes in behavior that occur after an episode of abnormal electrical activity in the brain. The term seizure is often used interchangeably with convulsion.. Convulsions occur when a person's body shakes rapidly and uncontrollably. During convulsions, the person's muscles contract and relax repeatedly. There are many different types of seizures.
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Seizure Medications A seizure occurs when there is abnormal electrical activity in the brain. Seizures are also known as convulsions – but not all seizures produce convulsive behavior – that is uncontrollable muscle contractions. Absence seizures, for example, involve brief periods of staring.
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Seizures and Traumatic Brain Injury One of the problems that can occur after a traumatic brain injury (TBI) is seizures. Although most people who have a brain injury will never have a seizure, it is good to understand what a seizure is and what to do if you have one. Most seizures happen in the first several days or weeks after a brain injury.
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- If you see someone having a seizure or fit, there are some simple things you can do to help. Use this article to find out what they are, and when to call an ambulance.It might be scary to see someone having a seizure, but don’t panic. “Try to comfort them and make sure they’re not hurting themselves,” says Dr Chris Clough, consultant neurologist (brain specialist) at King’s College Hospital, London.If they know they have epilepsy, they might just prefer to get on with their day.”. However, you should dial 999 if: 1  it’s the first time someone has had a seizure.
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- Seizures are brain malfunctions that. alter a person’s awareness. During a seizure, the brain cells fire. large bursts of energy, a departure from. the normal on-and-off firing pattern. The seizure may last only a few seconds. or minutes and trigger involuntary. body movements, strange sensations.
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Fact Sheet A seizure is a sudden, involuntary change in behavior, muscle control, consciousness, and/or sensation. A seizure is often accompanied by an abnormal electrical discharge in the brain. Symptoms of a seizure can range from sudden, violent shaking and total loss of consciousness to staring into space, altered vision, and difficult speech.
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- Electrical impulses allow neurons to communicate with one another. During a seizure, there is abnormal and excessive electrical activity in the brain. This can cause changes in awareness, behavior, and/or abnormal movements. This activity usually lasts only a few seconds to minutes. Epilepsy refers to a condition in which a person has a risk of recurring epileptic seizures.
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- A seizure occurs when the nerve cells in the brain send out sudden, excessive, uncontrolled electrical signals. Everyone’s brain has continuous electrical activity. When something goes wrong with this activity, your child may have a seizure.
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Seizures - Topic Overview 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. Seizures are different from person to person. Some people have only slight shaking of a hand and do not lose consciousness. Other people may become unconscious and have violent shaking of the entire body.
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Patient education series: Seizures A seizure is abnormal electrical activity in your brain. There are different types of seizures. Some may make your arms and legs shake uncontrollably and others may cause you to simply stare into space and not respond to other people.Most seizures last for only a short time, from a few seconds to several minutes.The most common cause of seizures is epilepsy. Other causes of seizures include head injury, alcohol or drugs, high fever, a brain tumor, or infection.he most common cause of seizures is epilepsy. Other causes of seizures include head injury, alcohol or drugs, high fever, a brain tumor, or infection.
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Epilepsy and Seizures Focal seizures take place when abnormal electrical brain function happens in one or more areas of one side of the brain. Focal seizures may also be called partial seizures. With focal seizures, particularly with complex focal seizures, a person may experience an aura, or warning, before the seizure happens. The most common aura involves feelings, such as deja vu, impending doom, fear, or a feeling of great happiness or well-being.
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- Many conditions can affect the brain and trigger a seizure, including: 1  Brain injury, either before or after birth. 2  Infections, especially meningitis and encephalitis. 3  Eating or drinking toxic substances.  Metabolic 1  problems. High fever (in children)  Genetic conditions, including tuberous sclerosis.
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Seizure A seizure is a sudden change in the brain's normal electrical activity. During a seizure, brain cells fire uncontrollably at up to four times their normal rate, temporarily affecting the way a person behaves, moves, thinks or feels.
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Epileptic seizure Seizures can also occur in people who do not have epilepsy for various reasons including brain trauma, drug use, elevated body temperature, low blood sugar and low levels of oxygen. Additionally, there are a number of conditions that look like epileptic seizures but are not.
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- Seizure symptoms, such as the following, take place after these symptoms and indicate a seizure in progress: 1  a blackout of time, followed by confusion. 2  uncontrollable muscle spasms. 3  drooling or frothing at the mouth. 4  falling. 5  experiencing a strange taste in your mouth. 6  clenching teeth. 7  sudden, rapid eye movements.
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Seizures in Dogs: Causes, Symptoms, & What to Do A dog can lose consciousness and convulse. The abnormal electrical activity happens throughout the brain. Generalized seizures usually last from a few seconds to a few minutes. With a focal seizure, abnormal electrical activity happens in only part of the brain.
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- 1 If there is a known cause for your seizure (for example, brain injury or other type of known brain condition), then you are twice as likely to have another seizure.  If you have two seizures, there's about an 80% chance that you'll have more.
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An unanticipated problem was encountered, check back soon and try again It can be very upsetting to see your cat have a seizure. Fortunately a single seizure is usually of short duration, and your cat is unconscious while convulsing. Seizures happen when abnormal electrochemical activity occurs in the brain. They can occur as a single event, as a cluster of seizures over a short period, or on a recurring basis every few weeks or months.
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- As soon as you start noticing the symptoms of a seizure, it’s important to keep track of time. Most seizures last between one to two minutes. If the person has epilepsy and the seizure lasts longer than three minutes, call 911.
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Seizures - Topic Overview 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. Seizures are different from person to person. Some people have only slight shaking of a hand and do not lose consciousness. Other people may become unconscious and have violent shaking of the entire body. Shaking of the body, either mild or violent, does not always occur with seizures.