How many hours do you sleep at night?

I sleep about 10 hours at night. Pretty soon I'm goanna have to at an early time so...For me it will be hard to get up. Yesterday I read one article at http://www.onlinecustomessaywriting.com/ about why is sleep so important? Sleep helps all other bodily functions normal, by not sleeping at least 8 hours a night you could seriously reduce the health of your body.