Jul 10, 2024 · Understand the basics of fainting and blacking out from WebMD experts. Discover the causes and learn when to seek medical assistance

Jun 4, 2025 · Syncope is the broad medical term for fainting, which has many causes. This temporary loss of consciousness follows a drop in blood flow to your brain. Usually, syncope isn’t a cause for …

Jul 3, 2023 · 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 …

Dec 5, 2025 · Fainting, or syncope, often results from a temporary decline in blood flow to the brain. It's usually not serious, but it can signal underlying health issues ranging from dehydration to heart …

Fainting, passing out, blacking out, or syncope is the temporary loss of consciousness caused by a variety of situations such as vasovagal syncope, low blood pressure, and anemia. Learn about …

Jul 22, 2025 · Fainting, or syncope, is a brief loss of consciousness when blood flow to the brain suddenly drops. Know the causes and what to do if someone faints.

Jan 22, 2025 · Fainting occurs when the brain doesn't receive enough blood for a brief time. This causes loss of consciousness. Consciousness is usually regained quickly. Fainting might have no medical …

Fainting If a person suddenly loses consciousness and then “comes to” after about a minute, he or she may simply have fainted. Fainting is caused by a sudden decrease in blood flow to the brain. Usually …

Fainting (syncope) is common and important to understand. Learn the causes, what happens to the body, warning signs, what to do if someone faints and more.

Fainting, also called syncope or passing out, is a symptom that occurs when there is inadequate blood flow to the brain. It is temporary, with a loss of consciousness that comes on quickly and can lead to …