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  2. www.nhs.uk › conditions › faintingFainting - NHS

    Fainting is when you pass out for a short time. It's not usually a sign of something serious, but if it happens you should see a GP. Causes of fainting. 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

    • Dizziness

      See a GP if you're worried. Check if you have dizziness....

    • What Are The Main Causes of Collapse?
    • Signs That It’S A Cardiac Problem
    • Signs That It’S A Seizure
    • Signs That It’S Just Simple Fainting

    There are three main causes of collapse: simple fainting, heart problems, and seizures. When a doctor investigates the cause of collapse, they will always perform an ECGto monitor the activity of your heart. It’s vital that any cardiac issues are identified as they can be potentially life-threatening. In most cases, the doctor can get a good idea o...

    The doctor will suspect a cardiac problem if: 1. you collapse during exertion (i.e during physical activity) 2. you collapse without any warning symptoms 3. you injure yourself from collapsing 4. you have a family history of premature heart disease or sudden death You’ll be referred to a specialist cardiologistfor further assessment. During this ti...

    The doctor will suspect seizure if you have: 1. a sense déjà vu before collapsing 2. major shaking as soon as you collapse 3. blood in your mouth or confusion after collapsing In this situation, you are likely to be referred to a neurologist.

    Faintingis not as worrisome as the other causes discussed above, but still something that should be investigated and mitigated where possible. Your doctor is likely to suspect simple fainting if: 1. you feel dizzy, sick, or clammy before you collapse 2. you get ringing in your ears or blurred vision before you collapse 3. you take quite a while (at...

  3. Jul 31, 2024 · Fainting is a temporary loss of consciousness that happens when the brain does not receive enough oxygen because of reduced blood flow to the brain. It comes on suddenly, only lasts for a short time and you recover fully within a short time.

  4. What is a collapse? Collapse is when you fall down for no obvious reason (for example, you have not had a trip or fall). It may also be called: fainting; a blackout; passing out; When you collapse, you may become unconscious for a short while, such as when you faint. You might fall to the ground and not respond to sounds or being shaken.

    • clinical.governance@healthdirect.gov.au
  5. 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.

  6. A feeling of sudden weakness in the legs may be due to nerve and/or muscle dysfunction. Read: Leg Pain and Numbness: What Might These Symptoms Mean? Here are a few potential causes for leg weakness resulting in sudden buckling and possible falls. Radiculopathy.

  7. Jul 10, 2024 · Fainting, also called syncope (pronounced SIN-ko-pee), is a sudden, brief loss of consciousness and posture caused by decreased blood flow to the brain. Fainting is a common problem, accounting...

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