Dizziness (lightheadedness) is a common symptom that’s not usually a sign of anything serious, but should be investigated by a doctor. Show The term "dizziness" means different things to different people – some use it to describe feeling lightheaded or off balance, while others use it to describe a feeling that their surroundings are spinning. Because the symptom is quite vague and can be caused by a wide range of things, it may not always be easy to identify the underlying cause. This page explains what you should do if you feel dizzy for no apparent reason, and outlines the most common causes. When to seek helpYour GP will want to establish exactly what you mean by dizziness, and check that you're not actually describing vertigo – a severe type of dizziness, where you feel your surroundings are spinning or moving. They’ll also want to know:
Dizziness can sometimes be caused by an ear condition. A simple way of distinguishing between ear-related dizziness and dizziness due to other causes is to determine whether it occurs only when you're upright or also when you're lying down. If feeling dizzy occurs when you're upright is probably not related to the ear. Dizziness that happens when you're lying down is usually caused by a viral ear infection, which can't be treated with antibiotics. It’s a good idea to keep a diary recording when and where you experience dizziness and take it with you to your GP appointment. It's helpful to note:
If you're taking prescription medicine, your GP will probably review this to check whether dizziness is a possible side effect. If necessary, they can prescribe a different medication for you to try. During a spell of dizziness, you may feel as though you’re spinning or moving when you’re not (that’s called vertigo). You may also feel:
Dizzy spells are different from the sudden onset of dizziness, which could be a sign of stroke. Go to the ER immediately. Tips for Handling a Dizzy SpellIf you feel dizzy, sit or lie down at once. This will lower your chance of falling down. If you have vertigo, it may help to lie down in a dark, quiet place with your eyes closed. Drinking water may also give you fast relief, especially if you’re dizzy because you’re dehydrated. If you’ve had a series of dizzy spells, there are things you can do to make yourself safer. Here are some of them:
When Should I Call a Doctor?If you’ve had many bouts of dizziness or spells that last a long time, make an appointment with your doctor. You should seek help immediately if you’re dizzy and also have:
What Are the Causes?Keeping you upright and balanced is not an easy job for the brain. It needs input from several systems to do that. Your doctor may ask you some questions to help narrow down the cause of your problem: What were you doing before your dizziness? What did you feel like during your spell? How long did it last? Your dizziness might be the result of a circulatory problem. These can include: Issues with your inner ear can also cause dizziness. Among them are: Some other causes of dizziness include: The older you are, the greater your chance for problems with dizziness. As you age, you’re also more likely to take medications that have it as a possible side effect. If you’ve had a dizzy spell in the past, your odds of having a problem again are increased. The most serious complication with dizziness is falling. It may also be unsafe for you to drive or perform other tasks. If your dizziness is caused by an underlying health problem, you may face other problems if that condition goes untreated. |