Attacks of vertigo can develop suddenly and last for a few seconds, or they may last much longer. If you have severe vertigo, your symptoms may be constant and last for several days, making normal life very difficult.
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You should see your GP if you have persistent signs of vertigo or it keeps coming back. Your GP will ask about your symptoms and can carry out a simple examination to help determine some types of vertigo. They may also refer you for further tests.