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Doctor insights on: What Causes Sudden Dizzy Spells

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What could cause strange fainting spells?

What could cause strange fainting spells?

Typically low BP: Faonting is caused by low BP (usually sudden decrease) @ should be further evaluated. ...Read more

Dr. Dariush Saghafi
3,758 doctors shared insights

Dizziness (Definition)

Dizziness is a feeling of light headedness that includes loss of balance, vertigo, or the feeling as ...Read more


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What causes dizzy spells while sitting?

What causes dizzy spells while sitting?

Many things: Dizziness can be a heart rhythm problem, dehydration, thyroid problem, or an inner ear problem. I would suggest speaking to your primary care doctor. ...Read more

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What causes a sudden dizziness?

What causes a sudden dizziness?

Many Causes: Many things cause sudden dizziness. It could be an inner ear problem, heart condition, low blood sugar, vagal response, nerve condition or simply dehydration. If it is a recurring thing, it is time to see your doctor and have it examined further. One time episodes can be a sign of something worse, so unless you are generally a healthy person, evaluation of your dizziness is important. ...Read more

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What can cause dizzy spells?

What can cause dizzy spells?

Many causes.: Dizziness can be either vertigo (sensation of things moving) or light-headed. There are many possible causes of vertigo. These range from inner ear problems (vestibulitis, benign paroxysmal positional vertigo) to vestibular migraines to problems with the brainstem (such as strokes). Light-headedness can be caused by standing up too quickly, dehydration, or low blood counts. ...Read more

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What would cause dizzy & shaky spells?

What would cause dizzy & shaky spells?

Low blood sugar: You must be very aware of metabolic/electrolyte problems. Low blood sugar is a very common cause of shaky/dizzy feelings. You also need to be on the lookout for signs of bleeding, such as in your stool, as a low blood count can leaving you feeling the same way. You should see your doctor and have vital signs/blood tests taken. ...Read more

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What causes lightheadedness and dizziness?

What causes lightheadedness and dizziness?

Lots of things!: Sorting out the significance of those symptoms depends on accompanied circumstances (precipitating events, duration, palpitations), objective findings (abnormal cardiac or neurologic exam), age (younger, older), etc. Often these may be relatively benign (if younger patient and not objective abnormalities), but may also be a harbinger of more serious underlying conditions. Talk to your doctor. ...Read more

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What could cause of my dizzy spells?

What could cause of my dizzy spells?

Nausea/dizziness: Many causes possible, such as Migraines, inner ear problem, motion sickness, low blood pressure, high blood pressure, diabetes, early pregnancy, hyperventilation, etc. My recommendation is to seek medical attention if symptoms severe or other symptoms are noted. ...Read more

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What causes nausea, dizziness, and feeling overheated?

What causes nausea, dizziness, and feeling overheated?

Being overheated: Take your temperature. If it is high, that is greater than 101.3 than you need to take steps to get it down and also identify the cause. If you do have a fever, and are dizzy, see your doctor immediately, get hydrated and try taking Acetaminophen if you aren't allergic or have liver problems and can hold it down. ...Read more

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What causes constant shaking?

What causes constant shaking?

Requires evaluation: Medicines, drugs of abuse, toxins, medical & neurological conditions may cause tremors. Essential tremor is progressive and may be familial (others in the genetic family have it). Obtain a good medical/neurological evaluation. ...Read more

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What causes dizzy spells while sitting down?

What causes dizzy spells while sitting down?

Hard to say: There are many reasons for dizziness . This requires an evaluation with your physician. ...Read more

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What causes breath-holding spells?

What causes breath-holding spells?

Fear,pain,trauma: It is a responce to fear, or as a result of trauma or pain, or if the infant is startled and confronted there is some association with iron deficiency it runs in the families and stop by the time the infant is 6to8 years old. ...Read more

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Why does anxiety out of nowhere cause sudden brief dizziness, head rush and slightly faint feeling?

Why does anxiety out of nowhere cause  sudden brief dizziness, head rush and slightly faint feeling?

Panic: Fear or panic leads to release of adrenaline which causes fight-flight response, leading to rapid heart rate, rapid breathing & sweating. Rapid breathing causes drop in carbon dioxide in lungs then blood, which leads to shifts in blood ph (hydrogen ion concentration) leading to dizziness. Another cause is adrenaline leading to narrowing of blood vessels to brain, hence less blood flow to head. ...Read more

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What could cause random headaches, sudden white tongue, random dizziness and random nausea?

What could cause random headaches, sudden white tongue,  random dizziness and random nausea?

Multiple issues: Your question requires a comprehensive physical examination with blood and urine testing. I advise stopping all over the counter medications at this time. ...Read more

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What would cause random nausea, burping, lightheaded, fatigue?

What would cause random nausea, burping, lightheaded, fatigue?

Acidity: Could be acidity. Can try otc prilosec. If does not help see your doctor and have blood test done to see kidney function and hemoglobin. ...Read more

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What causes sudden numbness?

What causes sudden numbness?

Numbness: Numbness describes tingling or a loss o sensation. The usual culprits are a lack of blood supply or damage to nerves. Numbness can also result from local tissue injury from trauma, infection or inflammation. Without more specifics, this is difficult to answer and you should talk to your doctor. ...Read more

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Sudden lightheadedness, dizziness confusion after breaking finger..What causes that sensation?

Sudden lightheadedness, dizziness confusion after breaking finger..What causes that sensation?

Hyperventilation: Breaking a finger is a sudden and painful occurrence. It is likely that at that time you hyperventilated for a while causing the lightheadedness dizziness and confusion. It should have all subsided when you had a chance to relax and have someone take care of your finger. ...Read more

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What causes dizziness?

Dizziness: Many things. Here is a broad category list: 1. Inner ear problems 2. Neurologic problems 3. Hormonal/metabolic problems 4. Anemia 5. Dehydration 6. Cardiovascular/circulatory problems 7. Anxiety 8. Infection 9. Autoimmune disorder so...Lots of things to look at but before any testing ordered someone should take a very comprehensive history of your symptoms to guide the testing. ...Read more

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What causes Dizziness?

What causes Dizziness?

Dizziness-many cause: Dizziness is a symptom, not a diagnosis. This means many different causes of many different diseases may affect our balance, creating a lightheaded sensation, unsteadiness when changing positions, and occasionally a rotating sensation. The diagnosis in each individual is suggested most by major symptom, frequency and duration of symptom, what causes, what relieves, and presence of numerous meds. ...Read more