you sit up all night because you are constantly thinking about the problem or thing that is depressing you so talk to someone about it and you should get a good night's sleep then as they say a problem shared is a problem halved. :)
good luck getting to sleep tonight please share your depressing problem with somebody mainly someone your close to. :)
To stay up all night or to stay out all night.
stay up all night
They are nocturnal so they stay up all night hunting but they can't because there in a house
HI THIS IS HOW I STAY UP WITH MY FRIEND ALL NIGHT. OK FIRST REST ALL DAY AND AT NIGHT TIME IF YOUR TIRED EAT CANDY OR THROW WATER ON YOUR FACE THOSE ARE THE WAYS HOW TO STAY UP WITH A FRIEND
there nocternal
People who need to stay up all night.
They are nocturnal.
something that lasts all night, like a party or study session.
movie and work
It will not heart if you stay up all night but you will be sleepy and grumpy the following morning!
they get sick (happened to me!)
Because you are full of energy or you don't feel like it