eat or drink something that is sour like unsweetened lemonade,tamarind fruit, green mangoes,try to sip hot coffee without the milk and lots of sugar.
However, if none of this works and you feel yourself slipping, pull over immediately and take a break. It's better to have your journey extended than have/cause an accident because you weren't able to react in time.
they can stay awake for a very very very very long time!!
It would stay awake all night ( nocturnal ). Then it would stay asleep for the day.
nocturnal
As far as I know, yes. I know that becuase I cross my eyes as I'm fighting to stay awake. During long boring discussions.... I creep my fellow classmates out.
9 hours
12hrs
diurnal
With best spiritually strong mind one can stay awake for 20hrs a day
go on wikianswers during the lecture and ask the question, 'how do you stay awake in a biochem lecture. DONT FORGET TO DIVIDE BY ZERO.
sleep during night
After 4 days your brain just stops working and you will just pass out. I would not recommend trying to stay awake for long periods as it can really mess you up.
In addition, the patient must remain awake in order to report any sensory changes during the surgery.