Fainting (vasovagal syncope)
A sudden loss of consciousness, usually temporary, typically caused by a decrease in blood flow and oxygen to the brain.
Dr. Geoffrey Rutledge reviewed this
39 year experience in Internal Medicine
How long it usually lasts:
How common it is:
Baby 0-2 | Very common | ||||
Preteen 6-13 | Very common | ||||
Teenager 14-18 | Very common | ||||
Young adult 19-40 | Very common | ||||
Middle-aged adult 41-60 | Very common |
Symptoms
Medications
Procedures
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Risk factors
Personal
Related questions
A 53-year old asked:
At what age do fainting episodes in vasovagal syncope usually start?
3 doctor answers • 5 doctors weighed in
A 35-year old female asked:
I have panic attacks and faint every time i'm hurt (sprained ankle, thrown out back, etc) (vasovagal syncope?) 50mgzoloft helped; what else can I do?
2 doctor answers • 9 doctors weighed in
A 36-year old asked:
What causes faintness? Not exercising enough?
1 doctor answer • 4 doctors weighed in
A 33-year old male asked:
What is the definition or description of: Faintness?
1 doctor answer • 1 doctor weighed in
A 38-year old asked:
How can I reduce faintness and fatigue while working out?
1 doctor answer • 1 doctor weighed in
A 43-year old asked:
Will low sugar be causing extreme dizziness and faintness?
1 doctor answer • 2 doctors weighed in
A 25-year old female asked:
What could cause sudden faintness, extreme weakness, back out after smoking a cigarette first thing in the morning?
1 doctor answer • 1 doctor weighed in
A 20-year old female asked:
2 second palpitations occuring every 10 mins or so for hours post workour after I started 1.5hr daily intense exercise again 2 days ago. No faintness.
1 doctor answer • 3 doctors weighed in
A 45-year old asked:
I have continuous faintness, nausea and dizziness?
1 doctor answer • 2 doctors weighed in
A 41-year old asked:
What to do if there's constant faintness, nausea and dizziness?
1 doctor answer • 1 doctor weighed in
A 36-year old asked:
What could cause an intermittent feeling of faintness, followed by a fast heart rate?
1 doctor answer • 1 doctor weighed in
A 19-year old male asked:
Once, after I ran I had faintness, difficulties in breathing, seeing (white image). Then the medic gave me glucose and calcium, what were they for?
2 doctor answers • 6 doctors weighed in
A 34-year old asked:
What might cause faintness, numbness, pain, and lightheaded drowsy and really abnormal feeling only while laying?
1 doctor answer • 3 doctors weighed in
A 28-year old male asked:
How to prevent nervousness, as i always faced increased heartbeats, sweaty armpits and faintness. Please help doctor.
2 doctor answers • 2 doctors weighed in
A 18-year old female asked:
18 yr old female. Since a nap 2 hours ago, I have been getting sudden short bursts of faintness above my eyes 5-10 times a min. What's going on?
1 doctor answer • 2 doctors weighed in
A 37-year old asked:
What could cause faintness, impaired vision and ringing in ears?
1 doctor answer • 3 doctors weighed in
A 22-year old male asked:
Can the vagal nerve or vagal response be overactive or malfunction? Because whenever i eat anything i get very lightheaded, faintness, pale and shaky.
1 doctor answer • 3 doctors weighed in
A 34-year old female asked:
I get faintness after exercising, heartbeat feels faint, feels as not enough blood going to head, not low blood sugar as have eaten, have to lie down,?
1 doctor answer • 1 doctor weighed in
A 46-year old male asked:
On 90mg cymbalta (duloxetine) a day , i'm switching to lexapro.Dr said to take 60mg cymbalta (duloxetine) and 20 mg lexapro a day for a week.Is this ok? I feel faint/bad !how relieve faintness? Is serotonin syndrome a concern?
1 doctor answer • 3 doctors weighed in
A 37-year old female asked:
I'm taking a of 15 mg Roxicodone, (oxycodone) can this cause a anxiety,sweating,faintness? If so, How long will these symptoms last?
1 doctor answer • 1 doctor weighed in
A 29-year old female asked:
What could cause my ears to suddenly start ringing and the sound seen muffled? Often it comes with a wave faintness or a lightheaded feeling.
1 doctor answer • 1 doctor weighed in
A male asked:
I am feeling Nausea and dizziness while my stomach is low on food. Sometimes the pain goes to the brain or I feel faintness . once I am on Food its Ok?
1 doctor answer • 1 doctor weighed in
A 19-year old female asked:
Faintness nausea diarrhea light pain around belly button all occasional but have been going on for at least a month. blood after wiping after BM once?
5 doctor answers • 6 doctors weighed in
A 91-year old female asked:
This is Napoleon Vance, my mother Maebrel Vance is taking this drug Lisinopril and is suffering from the side effects of dizziness, faintness, lighthe?
1 doctor answer • 4 doctors weighed in
A 21-year old female asked:
What is the outlook for a person diagnosed at 21 with ventricular septal defect with symptoms(just below80% lung function, neasua, faintness, rapid hr)?
2 doctor answers • 4 doctors weighed in
A 44-year old male asked:
What may cause stabbing sternum pain, faintness, bloated belly and gas?
1 doctor answer • 2 doctors weighed in
A 22-year old female asked:
Dizziness, numbness in the face, faintness, nausea, shortness of breath.
2 doctor answers • 4 doctors weighed in
A 27-year old male asked:
Is bisacodyl safe for heart patients ? I read it can cause faintness. Long QT syndrome and brugada syndrome safe?
1 doctor answer • 1 doctor weighed in
A 39-year old female asked:
Symptoms: break out into a cold sweat, hands start shaking, feeling of faintness, heart races. Out of theblue onset of symptons?
1 doctor answer • 2 doctors weighed in
A 27-year old male asked:
What could these symptoms indicate (for a woman)? Bloated belly, cramp, cold sweat, faintness, feelingl like need to go to bathroom?
2 doctor answers • 4 doctors weighed in
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