Passing out is a common term that is used to describe altered states of consciousness like sleeping to fainting at the extreme. Generally blackouts are not serious for most people. Recovery is quick and it may not occur again. The cause is sometimes not easy to identify. At other times blac...
Fainting is a symptom of transient and spontaneous blackouts. The mechanism underlying fainting is a transient generalized decrease in brain perfusion. It should be distinguished from other conditions involving real or apparent blackout such as epilepsy, psychogenic "fainting", hypoglicemia and poisoning...
This is the most common type (also called a neurally mediated syncope), causing over half of all fainting episodes. It's most common in children and young adults. It can happen when something triggers a reaction in your nervous system that slows your heart rate and lowers blood pressure, ...
When there is a significant reduction of fluids in a person's body, he or she can become dehydrated. The symptoms ofdehydrationmay vary from one person to another. However, fainting can occur when a person is severely dehydrated. Before fainting, dizziness, lightheadedness, less urination, an...
Dizziness and/or fainting spells (‘blackouts’) Referred pain to the arm, neck or jaw especially on the left side. Patients at risk of heart conditions should consider any persistent chest pain as serious and seek medical attention. This is necessary even in the absence of warning signs and...
Brief unexplained blackouts should be referred to as TLOC ("transient loss of consciousness") until the cause has been clarified. Only TLOCs caused by a sudden drop in brain perfusion are called syncope. The correct diagnostic approach involves the targeted exploration of the various phases of ...
Dizziness or fainting spells Blackouts or loss of consciousness Your doctor will be able to tell if you have hives by looking at your skin. If you suffer from any allergies and have a history of hives, it is even easier to reach a diagnosis. If you need to find out the cause of the...
However, if a person experiences one or more of the following symptoms, they should seek medical attention, as it may indicate epilepsy: a convulsion with no fever short blackouts or confused memory intermittent fainting spells, during which they lose bowel or bladder control, frequently followed ...
Some people use the terms blackout and fainting interchangeably, but they are different things. A blackout is aloss of memory. Fainting, also called passing out, is a loss of consciousness. Both of these can have several different causes. Here are some causes of blackouts: ...