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Postural tachycardia syndrome (PoTS) is when your heart rate increases very quickly after getting up from sitting or lying down, often making you feel dizzy or lightheaded. There's currently no cure, but it can be managed with changes to your lifestyle, or sometimes treatment with medicines.
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- Standing up too fast. It takes additional effort for your heart to pump blood through your body when you stand up, compared to when you lie down. In fact, your blood pressure naturally changes based on your position in order to maintain homeostasis, a state of balance that allows your body's many systems to function properly.
- Overheating and dehydration. If you don't drink enough water, especially when it's hot out, you can easily overheat and get dehydrated. When the temperature of your environment increases, your blood pressure naturally decreases, leading to feelings of dizziness and lightheadedness.
- Alcohol consumption. Alcohol can damage and narrow your blood vessels, decreasing blood flow and making your body work harder to regulate blood pressure.
- Vigorous exercise. As you exercise, your muscles encourage blood flow to your heart. When you rest, your blood tends to rush back to your extremities. This rush of blood, coupled with the exertion on your lungs, means you may feel a little dizzy when standing up or moving after exercise.
- Symptoms of Lightheadedness
- Causes of Lightheadedness
- How to Treat Lightheadedness
- Risk Factors Associated with Lightheadedness
- Are There Tests to Diagnose The Cause of Lightheadedness
- When to See A Healthcare Provider
- Summary
- A Word from Verywell
Most of the time, lightheadedness is an isolated symptom that goes away on its own. However, it may sometimes be one of many symptoms, especially when the cause is due to an underlying medical condition like an inner ear infection, dehydration, heart failure, or a stroke. Concerning associated symptoms may include: 1. Nausea 2. Vomiting 3. Vertigo(...
The long list of conditions that cause lightheadedness includes mostly non-life-threatening ones that don't require medical treatment. However, there are some serious conditions that require urgent medical evaluation. The most common causes of lightheadedness include: 1. Hyperventilation(rapid or deep breathing) 2. Extreme physical exertion 3. Brea...
Most cases of lightheadedness do not require medical treatment, but some home remedies may help alleviate your symptoms or prevent future episodes, including: 1. Standing up slowly 2. Making sure you have adequate fluid intake, especially on a hot day 3. Finding shade or staying in an air-conditioned room during a hot day 4. Limiting salt intake 5....
Older age, obesity, diabetes, and high blood pressure are independent risk factors for heart disease and, therefore, put you at higher risk of becoming lightheaded. In rare cases, recurrent panic attacks, anxiety disorders, and hyperventilation syndromecan cause you to take in less oxygen and exhale more carbon dioxide, throwing off the pH of your ...
Taking a detailed medical history and performing a physical examination are the first steps in evaluating the cause of your lightheadedness. Your healthcare provider may ask about your fluid intake, the color of your urine (dark urine may indicate dehydration), food intake, and activity level. Changes in your body chemistry, such as low blood sugar...
See a healthcare provider if you have persistent or recurring bouts of lightheadedness. If you experience the following associated symptoms, consult a healthcare provider or get emergency medical care. The presence of these signs may indicate the presence of a heart attack or stroke requiring immediate medical attention: 1. Chest pain 2. Difficulty...
Lightheadedness, or feeling faint, is a common medical complaint affecting people of all ages. Most causes are non-life threatening and resolve relatively quickly without treatment, but some may indicate a more serious underlying condition. Some common causes include dehydration, physical exertion, orthostatic hypotension, low blood sugar, and side...
As you age, you become more prone to lightheadedness due to natural changes in the body. To prevent lightheadedness, stay hydrated, find some shade, eat and drink regularly, be mindful of medication side effects, and try to take it easy when possible to avoid falling and injuring yourself.
People who become dizzy or light-headed when standing up often recover quickly when they sit down and then slowly stand again. However, it is usually important to determine what is causing the dizziness.
Apr 16, 2024 · It's a common phenomenon with an uncommon name: orthostatic hypotension. It just means that when you shift from lying down or sitting to standing, your blood pressure drops and you momentarily feel a little woozy.
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Aug 11, 2024 · Most commonly, people report. lightheadedness or dizziness with standing (fainting may occur in more severe cases) fatigue. shakiness. difficulty concentrating (also called brain fog) palpitations (a sense of rapid, pounding, or skipping heartbeat).
May 26, 2022 · Orthostatic hypotension — also called postural hypotension — is a form of low blood pressure that happens when standing after sitting or lying down. Orthostatic hypotension can cause dizziness or lightheadedness and possibly fainting. Orthostatic hypotension can be mild. Episodes might be brief.
