If you are awake at 4 am, and have to be at work at 7, should you even try to get back to sleep or should you try to do something with your time?
If you are awake at 4 am, and have to be at work at 7, should you even try to get back to sleep or should you try to do something with your time?
What about 3 hours early in the night, say 11pm to 2am?