What Happens When You Pass Out For No Reason?

How do you wake up someone who fainted?

If someone else faintsPosition the person on his or her back.

If there are no injuries and the person is breathing, raise the person’s legs above heart level — about 12 inches (30 centimeters) — if possible.

Check for breathing.

If the person isn’t breathing, begin CPR..

What happens to your body when you pass out?

A drop in blood flow to the brain causes fainting. The most common causes of fainting are usually not signs of a more serious illness. In these cases, you faint because of: The vasovagal reflex, which causes the heart rate to slow and the blood vessels to widen, or dilate.

What should you do if you faint?

If you feel like you are about to faint, try to:lie down with your legs raised – if you cannot do this then sit with your head lowered between your knees.drink some water.eat something.take some deep breaths.

What is fainting a sign of?

Many different conditions can cause fainting. These include heart problems such as irregular heart beats, seizures, low blood sugar (hypoglycemia), anemia (a deficiency in healthy oxygen carrying cells), and problems with how the nervous system (the body’s system of nerves) regulates blood pressure.

What is the most common reason for fainting?

One of the most common reasons people faint is in reaction to an emotional trigger. For example, the sight of blood, or extreme excitement, anxiety or fear, may cause some people to faint. This condition is called vasovagal syncope.

Is it unhealthy to pass out?

A: Occasional fainting is usually harmless. But if you are older and have certain risk factors, recurrent fainting could signal a dangerous problem with your heart. People over age 60 are more likely to faint for heart-related reasons than those who are younger.

Should I go to the ER after fainting?

Go to the ER if you have: Any loss of consciousness or fainting. …even if you think it’s just because you haven’t eaten all day. It might be nothing, but it could also signal a heart or circulation problem or even a stroke. “There’s no way to determine the cause on your own,” says emergency physician Dr.

What is the difference between fainting and passing out?

Faint, black out, swoon, pass out. They’re all names for the same thing—a temporary loss of consciousness followed by a fairly rapid and complete recovery. Fainting occurs when something interrupts blood flow to the brain.

Do your eyes stay open when you faint?

Your eyes will usually stay open. Orthostatic hypotension: this is a fall in blood pressure on standing up, which can cause fainting.

Is it OK to sleep after fainting?

Propping the person’s feet and lower legs up on a backpack or jacket also can help blood flow to the brain. Someone who has fainted will usually recover quickly. Because it’s normal to feel a bit weak after fainting, be sure the person stays lying down for a bit. Getting up too soon may bring on another fainting spell.

How long should you rest after fainting?

If it is not possible to lie down, put your head down as low as possible. If you do faint, remain lying down for ten minutes.

Does your heart stop when you faint?

Less often, people faint suddenly, without any warning symptoms. Seizures, which are a disturbance of the brain’s electrical activity, and cardiac arrest, in which the heart completely stops beating, can cause loss of consciousness but are not considered fainting.

What to watch for after fainting?

Seek care immediately if:You are bleeding because you hit your head when you fainted.You suddenly have double vision, difficulty speaking, numbness, and cannot move your arms or legs.You have chest pain and trouble breathing.You vomit blood or material that looks like coffee grounds.More items…•

Why do I pass out when I poop?

Do you ever begin sweating and feeling like you are going to pass out during a bowel movement? It’s possible that your vagus nerve is causing this sensation and triggering your body’s vasovagal response. Common triggers include straining during a bowel movement or, for some people, the sight of blood.

When should I be concerned about fainting?

So if you suddenly start experiencing fainting spells and you have no history of fainting, you should see your doctor. You should be especially concerned if you faint while exercising as it can be a sign of a heart disorder. If you do experience a fainting episode, remember not to stand up until you feel better.

Do you stop breathing when you faint?

A person may be unconscious for a few seconds — as in fainting — or for longer periods of time. People who become unconscious don’t respond to loud sounds or shaking. They may even stop breathing or their pulse may become faint. This calls for immediate emergency attention.

What happens before you faint?

Understanding fainting Feeling lightheaded, dizzy, weak, or nauseous sometimes happens before you faint. Some people become aware that noises are fading away, or they describe the sensation as “blacking out” or “whiting out.” A full recovery usually takes a few minutes.