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    WebMD Symptom Checker

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    WebMD Symptom Checker

    Drowsiness, Fatigue and Lightheadedness

    WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms drowsiness, fatigue and lightheadedness including Medication reaction or side-effect, Sleep apnea, and Sleep deprivation.

    There are 97 conditions associated with drowsiness, fatigue and lightheadedness. 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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