If an individual with a known underlying health condition faints, it may be that their medications need adjusting or that symptoms have progressed. Depending on the results, the person may need treatment. If fainting could be due to an underlying health condition, a person should seek medical attention.Ī doctor will likely carry out investigations, such as an electrocardiogram (ECG), to rule out problems such as heart disease. Children who experience it will usually do so only until they are 4–5 years old. reassure them and encourage them to rest afterward.lay them on their side, away from anything that could injure them.is shaking, stiff, or jerking, which may be a sign of a seizure.However, someone should seek emergency medical help if the child: In most cases, the child will regain consciousness, and the incident will pass. open their mouth as if to cry, but remain silent.cry and then be silent while holding their breath.The child may do this when they are upset or afraid or experience a shock or pain. Sometimes, an infant or child may faint after holding their breath for up to 1 minute. In most cases, an appropriate intake of fluids and electrolytes is enough to resolve fainting in children, although some may need other types of medication. The second most common cause was postural orthostatic tachycardia syndrome, where the heart beats faster when a person stands up. Common triggers include standing for a long time and emotional distress. The same review found that the most common cause was NMS, or reflex syncope. In some cases, however, the underlying cause will need addressing. A doctor will likely recommend monitoring and possibly treatment for the condition.Ĭhildren, teenagers, and pediatric faintingĪccording to a 2020 review, fainting is common in children, affecting around 15% of those aged under 18 years at some time. If a person faints and may have one of these conditions, they should seek medical attention. heart attack, where the heart muscle dies due to lack of blood and oxygen.stenosis, or a blockage of the heart valves.having idiopathic orthostatic hypotension, where there is no clear causeĪn underlying heart problem may reduce blood and oxygen supply to the brain.having Parkinson’s disease or other condition that affects the nervous system.using medications such as diuretics, beta-blockers, or antihypertensive drugs.having diabetes, vitamin B12 deficiency, or another condition that affects the peripheral nervous system. ![]() having lower than normal blood volume, for example, due to dehydration or blood loss.This stabilizes blood pressure, but it can reduce blood and oxygen supply to the brain, resulting in fainting. The nervous system usually reacts to this by increasing the heartbeat and narrowing the blood vessels. Gravity pulls blood into the legs, bringing down blood pressure elsewhere in the body. ![]() When there is pressure on the pressure sensors, or carotid sinus, in the carotid artery, it can cause fainting.Īctivities that can put pressure on the carotid sinus include:Ī person with orthostatic hypotension might faint after standing up too quickly. The carotid artery is the main artery that supplies blood to the brain.
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