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Why does my brain faint?
What is fainting & what causes it?
Is fainting a sign of a serious health problem?
What causes fainting & syncope?
What happens if a person faints?
What does it mean if a person faints after collapsing?
There are many reasons why someone might faint. Causes include: standing up too quickly – this could be a sign of low blood pressure. not eating or drinking enough. being too hot. being very upset, angry or in severe pain. heart problems. taking drugs or drinking too much alcohol.
- Dizziness
lightheaded or faint; like you're spinning or things around...
- Low Blood Pressure
It does not always cause symptoms, but you may need...
- Dizziness
- What Happens When You faint?
- What Causes Fainting?
- How Common Is Fainting?
- Should I See A Doctor If I faint?
- What Investigations Might Be advised?
- What Else Could It be?
- Treatments For Fainting and Syncope
- How to Prevent Fainting
- Driving and Faints
- What Is The Outlook?
When you faint, you become unconscious for a few seconds. It is also called passing out or blacking out. The medical term for this is syncope. You may feel sick and sweaty first or pass out with no warning signs at all. When you pass out, you fall to the ground. It isn't the same thing as a seizure which usually makes you jerk. You come around afte...
Here are some of the more common causes of faints: Common faint: this is also known as vasovagal syncope, neurologically mediated syncope (NMS) or a 'simple faint'. It is the most common cause of fainting. This can occur in various situations. These include: 1. Fear. 2. Severe pain or emotional distress. 3. Witnessing something distressing; for exa...
Fainting is common at all ages and affects up to 4 in 10 people at least once in their lives. Most people never get medical help. Most people (95%) have their first attack of syncope before they're 40 years old. If you have it for the first time after 40, it is more likely to be due to a serious underlying problem. The most common cause is a common...
You should call an ambulance if you have had a faint and: 1. Have a blackout while exercising or lying down. 2. Have a family history of sudden and unexplained deaths. 3. Experience chest pain or the sensation of a 'thumping heart' (palpitations). If the attack happens again or you do not feel completely back to normal, you should also seek urgent ...
The doctor will want to know more about what you were doing when you blacked out. Understanding exactly what happened before, during, and after the faint is very important for diagnosing the cause. 1. You will be asked whether you've recently started new medication. 2. Try to remember whether you had any warning before you blacked out. 3. Did anyon...
The most common cause of blacking out is fainting. Other causes include epileptic seizures, syncope due to anxiety(psychogenic pseudosyncope) and other rare causes of faints. Other causes of blacking out may be due to low blood sugar (hypoglycaemia) and lack of oxygen (hypoxia) from a variety of causes. It may be due to over-breathing (hyperventila...
Treatment will depend on the likely cause of your blackout. You may be asked to keep a diary of your faints, including what you were doing when each happened. Most people can be seen and treated by their GP, but some may need to be referred for further investigation and treatment at a hospital.
If you feel like you're going to faint, you can: 1. Lie down flat with your legs up on a chair or against a wall or sit down on the ground with your head between your knees. Do not just sit on a chair. 2. Squatting down on your heels can be very effective and is less noticeable in public. 3. When feeling better, get up carefully. If symptoms return...
The Driver and Vehicle Licensing Agency (DVLA) rules on driving and faints depend on the exact cause of the faint, and the type of license held. For Group 1 (car and motorcycle) license holders, 'simple' faints (vasovagal syncope) that occur only whilst standing do not need to be reported to the DVLA. However, group 2 (lorry, bus, and coach) licens...
Outlook (prognosis) depends on the underlying cause. Many people get simple faints (vasovagal syncope) only once or twice. Identifying and avoiding triggers for a fainting spell can help to prevent them happening. The outlook for other causes of faints depends on the cause. Some causes can be easily treated, whereas others can be challenging to fix...
Jul 10, 2024 · Fainting, or syncope, is a temporary loss of consciousness caused by a lowered blood flow to the brain. Various conditions can trigger fainting, ranging from mild to serious.
Jan 12, 2024 · Fainting is a sudden, temporary loss of consciousness due to not enough oxygen reaching the brain. Learn about the warning signs and treatment options here.
Jan 18, 2024 · Fainting (syncope) is a sudden loss of consciousness from a lack of blood flow to the brain. People who have passed out usually wake up quickly after collapsing, but in some cases, fainting is a sign of a serious or potentially life-threatening condition.
Mar 8, 2023 · Fainting, also known as syncope, is a temporary loss of consciousness that most commonly occurs as a result of a sudden drop in blood pressure, resulting in a lack of oxygen to the brain. Common causes include emotional triggers, dehydration, standing up too quickly, and medication side effects.
Jul 3, 2023 · Fainting happens when you lose consciousness for a short amount of time because your brain isn’t getting enough oxygen. The medical term for fainting is syncope, but it’s more...
