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    WebMD Symptom Checker

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    WebMD Symptom Checker

    Fainting, Headache (worst ever), Lightheadedness and Loss of consciousness

    WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms fainting, headache (worst ever), lightheadedness and loss of consciousness including Fainting (vasovagal syncope), Medication reaction or side-effect, and Heart rhythm disorder.

    There are 52 conditions associated with fainting, headache (worst ever), lightheadedness and loss of consciousness. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.

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