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Doctor insights on: Blackouts

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Dr. Budi Bahureksa
143 doctors shared insights

Blackouts (Overview)

A blackout is a symptom in which a person faints. Fainting is a temporary loss of consciousness due to a drop in the blood supply to the brain. A blackout can also mean an episode of temporary loss of vision (one's view turns to black) due to a drop in the blood supply to the head and eyeballs, without fully fainting.


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What can cause blackouts after getting up quickly?

What can cause blackouts after getting up quickly?

Vertigo ?: Sudden blackouts on getting up quickly could be from sudden drop of blood pressure , or middle ear infection. To start with these two common causes should be ruled out. Then look for other causes, vascular disease, heart disease, brain pathology. ...Read more

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Dr. Vikram Patel
31 years in practice
798K people helped
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Dr. Budi Bahureksa
143 doctors shared insights

Blackouts (Overview)

A blackout is a symptom in which a person faints. Fainting is a temporary loss of consciousness due to a drop in the blood supply to the brain. A blackout can also mean an episode of temporary loss of vision (one's view turns to black) due to a drop in the blood supply to the head and eyeballs, without fully fainting.


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My boyfriend has random blackouts when he drinks and often gets angry what might this mean?

Stop alcohol: Probably he can not tolerate alcohol .Needs to quit and that may sove the problem. Help him to quit. May need detox and/or medical attention. ...Read more

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Dr. Vikram Patel
31 years in practice
798K people helped
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I get lightheaded everyday and sometimes blackout and fall to the ground for a short period of time, can this be treated?

Hopefully: You need to be evaluated by your doctor as soon as possible. Blacking out is never a normal symptom. You could be having any number of issues, the most likely may be an abnormal heart rhythm. ...Read more

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I get sudden blackouts when I stand up during work. Is this normal? Or something serious?

NO: This can come from inadequate fluid intake, anemia or other reasons why your blood pressure may be running low. Increase your fluid intake and maybe a little extra salt for now. See your physician for blood testing and physical exam to make sure you don't have anemia or other problems. ...Read more

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I know a friend that has series of blackout , when this occurs he is no longer himself for some few seconds. What could this be and it's there a cure?

Likely epilepsy: This may represent a complex partial seizure. The repetitive episodes could be of great risk, but can be controlled with modern medications. Need to have neurological consultation asap. In the meantime, no driving, use of power equipment, activities at heights. ...Read more

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Migraines I want to know how to get rid of them and why is it that I only feel better when I'm eating or chewing on something?

Migraines I want to know how to get rid of them and why is it that I only feel better when I'm eating or chewing on something?

Migraine and chewing: Migraine is a serious and complex neurologic disorder. Unilateral throbbing headache, dizziness, weakness, visual disturbances, blurry vision, nausea, sensitivity to light or sound, paresthesias and even partial blackout may be present during the episodes. Chewing ameliorates stress-induced suppression of hippocampal long-term potentiation. See an orofacial pain or headache specialist. ...Read more

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Dr. Vikram Patel
Board Certified
31 years in practice
798K people helped
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What are the risks if having intermittent blackouts and what should I do?

What are the risks if having intermittent blackouts and what should I do?

See details: Frequent syncopal episodes or fainting spells have several possible causes. This issue requires a detailed medical evaluation and you should have that evaluation done asap. The underlying cause may be a serious one. ...Read more

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I get sudden blackouts when I stand up during work. Is this normal? Or something serious?

NO: This can come from inadequate fluid intake, anemia or other reasons why your blood pressure may be running low. Increase your fluid intake and maybe a little extra salt for now. See your physician for blood testing and physical exam to make sure you don't have anemia or other problems. ...Read more

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What causes a blackout my son blacked out in the shower..Should i be concerned?

See your doctor.: Blacking out can be caused by a variety of conditions or situations, some minor and some potentially very serious. If he looks ok now, would see his doctor as soon as possible for an evaluation. If sick then to er now. Good luck! ...Read more

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Dr. Vikram Patel
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798K people helped
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