what causes feeling of lightheadedness
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Lightheadedness Causes[edit] Lightheadedness can be simply (and most commonly) an indication of a temporary shortage of blood or oxygen to the brain due to a drop in blood pressure, rapid dehydration from vomiting, diarrhea, or fever, or from playing a wind instrument.
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Dizziness: Lightheadedness and Vertigo - Topic Overview A fear of dizziness can cause older adults to limit their physical and social activities. Dizziness can also lead to falls and other injuries. It is common to feel lightheaded from time to time. Brief episodes of lightheadedness are not usually the result of a serious problem.
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Why does pain make the body pass out? Feeling light-headed or passing out is caused by a drop in blood pressure. The medical term for low blood pressure is hypotension.. Blood pressure is maintained primarily by the the blood vessels of the body, which contain muscle fibers allowing them to constrict.
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Overview However, for many people, low blood pressure can cause symptoms of dizziness and fainting. ... Even occasional dizziness or lightheadedness may be a relatively minor problem — the result of mild dehydration from too much time in the sun or a hot tub, for example. ...
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Lightheadedness, Slow thinking and Spinning sensation WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms lightheadedness, slow thinking and spinning sensation including Labyrinthitis, Medication reaction or side-effect, and Sleep deprivation.
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- Causes. Dizziness or light-headedness when standing up occurs as a result of abnormal blood pressure regulation. Normally, when people stand, gravity causes blood to pool in the veins of the legs and trunk. This pooling lowers the blood pressure and the amount of blood the heart pumps to the brain. Low blood flow to the brain causes the dizziness and other symptoms.
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Lightheadedness Lightheadedness is feeling as if you might faint. Your body may feel heavy while your head feels as if it is not getting enough blood. Another way to describe lightheadedness is as a “reeling sensation.” Lightheadedness may be accompanied by clouded vision and a loss of balance.
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Dizziness and Motion Sickness These are uncommon causes, but your doctor may perform certain tests to evaluate these. Anxiety: Anxiety can be a cause of dizziness and lightheadedness. Unconscious overbreathing (hyperventilation) can be experienced as overt panic, or just mild dizziness with tingling in the hands, feet, or face.
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- Highlights. 1  Lightheadedness is caused by a temporary decrease in blood to the brain. 2  Lightheadedness that is not due to severe blood loss, heart attack, or stroke often subsides with time. Other treatments will address the underlying condition.
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- Common causes of dizziness include inner-ear disorders, medications, and alcohol. Dizziness is often a result of vertigo. It can also be caused by a problem in the inner ear, where balance is regulated. The most common cause of vertigo and vertigo-related dizziness is benign paroxysmal positional vertigo (BPPV).izziness is not a disease but a symptom of other disorders. Vertigo and disequilibrium may cause a feeling of dizziness, but those two terms describe different symptoms. Vertigo is characterized by a feeling of spinning.
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Dizziness (Dizzy) 1 Some of the conditions that may cause lightheadedness in a patient include low blood pressure, high blood pressure, dehydration, medications, postural or orthostatic hypotension, diabetes, endocrine disorders, hyperventilation, heart conditions, and vasovagal syncope.
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- Common causes of dizziness include inner-ear disorders, medications, and alcohol. Dizziness is often a result of vertigo. It can also be caused by a problem in the inner ear, where balance is regulated. The most common cause of vertigo and vertigo-related dizziness is benign paroxysmal positional vertigo (BPPV). This causes short-term dizziness when a person changes positions quickly—for instance, when sitting up in bed.
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Dizziness: Lightheadedness and Vertigo - Topic Overview Lightheadedness has many causes, including: 1  Allergies. 2  Illnesses such as the flu or colds. Home treatment of your flu and cold symptoms usually will relieve lightheadedness. 3  Vomiting, diarrhea, fevers, and other illnesses that cause dehydration. 4  Very deep or rapid breathing (hyperventilation). 5  Anxiety and stress.
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Dizziness: Causes, diagnosis and treatment Dizziness is also called lightheadedness and describes sensations such as feeling unsteady, balance problems or the room spinning. Feeling dizzy at times is common. Different people may experience slightly different feelings of dizziness. Severe dizziness is called vertigo. A feeling of being unsteady is also called disequilibrium. If dizziness happens often, causes falls, or if you have concerns - seek medical advice.
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Overview 1 In particular, blood pressure lowering medications may cause faintness if they lower your blood pressure too much. 2  Anxiety disorders. 3  Certain anxiety disorders may cause lightheadedness or a woozy feeling often referred to as dizziness.
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Dizziness: Lightheadedness and Vertigo - Topic Overview Lightheadedness has many causes, including: 1  Allergies. 2  Illnesses such as the flu or colds. 3  Home treatment of your flu and cold symptoms usually will relieve lightheadedness. 4  Vomiting, diarrhea, fevers, and other illnesses that cause dehydration. 5  Very deep or rapid breathing (hyperventilation).
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Dizziness: Lightheadedness and Vertigo - Topic Overview 1 If lightheadedness gets worse, it can lead to a feeling of almost fainting or a fainting spell (syncope). You may sometimes feel nauseated or vomit when you are lightheaded.  Vertigo is a feeling that you or your surroundings are moving when there is no actual movement.
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What Causes Dizzy Spells Lightheadedness-Feeling lightheaded now and again is pretty common. Usually it is not caused by a serious problem. What causes dizzy spells in the case of lightheadedness is often a drop in blood pressure and blood flow to the head from standing up too quickly after lying down or sitting. This is called orthostatic hypotension. There are many other causes of dizzy spells of this type, such as: 1  Allergies. 2  Illnesses (flue, colds, anything that causes congestion of the sinuses and ears). 3  Vomiting, fevers, diarrhea, and any other illness that causes dehydration. 4  Rapid or very deep breathing (hyperventilation).
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Feeling off-balance may indicate a health condition Dizziness can also be described as a feeling that you may faint or you feel lightheaded but don’t lose consciousness. Sometimes nausea and skin clamminess are present. Causes may include: Drop in blood pressure – which can occur after sitting up or standing too quickly, or could be a medication side effect.
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- Dizziness or light-headedness when standing up occurs as a result of abnormal blood pressure regulation. Normally, when people stand, gravity causes blood to pool in the veins of the legs and trunk. This pooling lowers the blood pressure and the amount of blood the heart pumps to the brain.
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Dizziness, lightheaded, feeling dizzy, feeling like you might pass out, head feels like it is swimming or spinning, you feel off balance, you feel unsteady anxiety symptom The thought of passing out frightens you, which can cause more symptoms and fear. Anxiety dizziness can also be experienced as a dizzy/lightheaded 'spell,' that is like having a sudden feeling of being dizzy/lightheaded that then disappears.
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Dizziness: Lightheadedness and Vertigo - Home Treatment Lightheadedness usually is not a cause for concern unless it is severe, does not go away, or occurs with other symptoms such as an irregular heartbeat or fainting. Lightheadedness can lead to falls and other injuries. Lie down for a minute or two. This will allow more blood to flow to your brain.