• Share this page:
Show Full List

Check a Symptom

Daytime Drowsiness

Now that morning headaches are not an issue, we can move on to some of the more common reasons for feeling very drowsy during the day.

Most people need at least seven hours sleep per night and some need nine hours.

Assuming that you are in bed for at least seven hours with the lights out and television off, the most common cause of daytime drowsiness is poor quality sleep.

Do you think that you have problems sleeping?

dash  Yes, I am having trouble sleeping.
dash  No, I am not having trouble sleeping.

Start Over

Harvard Health Publications Source: from the Harvard Health Publications Family Health Guide, Copyright © 2007 by President and Fellows of Harvard College. All rights reserved.

Used with permission of StayWell.

Use of this content is subject to specified Terms and Conditions and a Medical Disclaimer.

Ask a Question

Get answers from our experts and community members.

Btn_ask_question_med
View all questions (1160) >