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A member asked:
Didn't sleep at all last night and i have two exams today. how to keep my brain sharp?
A doctor has provided 1 answer
Insomnia: If you didnt sleep then you are probably not rested enough, but since you didnt sleep and need to be awake and sharp, drinking coffee in moderate amounts should help as a temporary solution for that day.
Answered 4/29/2019
4.9k views
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