Why did i pass out

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.

Go to the ER if you have: Any loss of consciousness or fainting. istockphoto …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.

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.

A person often has warning sign before a simple faint: these signs include pale skin, blurry eyesight, nausea, and sweating. Others signs are feeling dizzy, cold, or warm. These last for 5-10 seconds before fainting.

It is recommended that you lay the person down and elevate their feet. Most people will recover quickly after fainting once they lay down because more blood can flow to your brain.

Fainting becomes a more serious concern when it happens to people who have a prior history of a heart attack, people who have had heart surgery, or those who have heart disease or an irregular heart rhythm. In those situations, fainting could be a sign of a heart problem requiring treatment.

Fainting happens when you lose consciousness for a short amount of time because your brain isn’t getting enough oxygen. The medical term for fainting is syncope, but it’s more commonly known as “passing out.” A fainting spell generally lasts from a few seconds to a few minutes.