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Doctor insights on: What Causes A Sudden Dizziness

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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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Dr. Dariush Saghafi
3,534 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 caused a sudden dizzy spell? Checked BP upon waking 106/60. Dizzy spell 1 hr later. Checked BP again and 111/65.

What caused a sudden dizzy spell? Checked BP upon waking 106/60. Dizzy spell 1 hr later. Checked BP again and 111/65.

Is it vertigo?: Dizziness is a non-specific term. However if the symptom is true spinning (vertigo) then it is most likely not due to your blood pressure which is really quite good. Sudden onset of true vertigo that lasts for an hour could be either an infection of the inner ear (vestibular neuritis) or central (in the vestibular system of the brain). See either an ENT doctor or neurologist if symptoms return. ...Read more

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What can cause sudden dizziness?

What can cause sudden dizziness?

Many things: The cause of your dizziness can only be determined by a careful history in regards to what you experience when you feel dizzy, how long it lasts, what other symptoms it is associated with you. The determination begins with your doctor. ...Read more

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What would cause sudden onset dizziness, loss of control of hands, sweats and vision distortions?

What would cause sudden onset dizziness, loss of control of hands, sweats and vision distortions?

?faintness: Sounds like the early signs of a fainting spell. Perhaps your blood pressure dropped causing the symptoms. Some medicines can provoke such an event, but dehydration may also cause this. Check with your doctor if this recurs. ...Read more

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What could cause sudden dizziness been having it for a couple weeks now also get rigging in the ears?

What could cause sudden dizziness been having it for a couple weeks now also get rigging in the ears?

Many reasons: There are a multitude of maladies that may cause dizziness such as problems with your inner ear structures, viral illness, and medications. Try to identify triggers of your dizziness and see a physician if they persist. ...Read more

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What causes sudden dizziness and nausea with balance problems?

What causes sudden dizziness and nausea with balance problems?

Vertigo: The symptoms you describe suggest a diagnosis of an inner ear problem called labarynthitis. Causes are multiple, some benign and some serious. If symptoms are persistant, serious problems are more likely. See your family doctor to discuss this matter further and to determine if further evaluation is required. ...Read more

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What can cause sudden blindness, dizziness, difficulty breathing, and stumbling?

What can cause sudden blindness, dizziness, difficulty breathing, and stumbling?

Symptoms: various kinds of poisoning can cause those symptoms including alcohol, combinations of causes also. Those things you mentioned all are bad and should be seen by a doctor as soon as possible to try and determine causation ...Read more

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What can cause sudden dizziness, nausea, weakness, shakiness and urge of diarrhea? This is the 2nd time in 4days. Went to ER the 1st time no explanati

What can cause sudden dizziness, nausea, weakness, shakiness and urge of diarrhea? This is the 2nd time in 4days. Went to ER the 1st time no explanati

Many causes: Your symptoms can have many causes. At the ER they most likely ruled out the dangerous/serious causes, and told you to follow up with your doctor for further evaluation. They will have also told you to return to the ER if you develop worsening symptoms. Could be a virus, food poisoning, or any number of other causes. ...Read more

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What would be causing sudden dizzy spells? Been thoroughly tested by doctors and have no heart disease or hypertension. Have persistent arm soreness.

What would be causing sudden dizzy spells? Been thoroughly tested by doctors and have no heart disease or hypertension. Have persistent arm soreness.

Dizzy spells: Either you are you are imagining dizzy spells or your physicians have not yet found the cause ;stay on course with them till the cause is found ,explained and if needed appropriately treated. ...Read more

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What could be the cause of sudden dizziness ? My boyfriend has narcolepsy. Meds: lilyfluoxitine. Its when he gets up. Not feeling nauseous though.

What could be the cause of sudden dizziness ? My boyfriend has narcolepsy. Meds: lilyfluoxitine. Its when he gets up. Not feeling nauseous though.

Several ideas: I am not sure whether the narcolepsy is related to the dizziness. I have 3 possibilities for the dizziness. Dizziness is a very non-specific symptom. If it is light headedness, this is a central problem and is related to either low blood pressure or autonomic dysfunction. If it is vertigo, then it may be bppv and will spontaneously resolve or with head excersizes. Rarely it is central (brain). ...Read more