A member asked:

What can cause extreme fatigue and weakness, so much you can not function, and have to lay down to sleep, this is not the same as in not enough sleep.

A doctor has provided 1 answer

Narcolepsy: You may be experiencing a disorder called narcolepsy. It is characterized by the sudden onset of the overpowering urge to sleep during the day. See a physician about this matter.

Answered 10/24/2017

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Thank

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