How Do You Sleep at Night?

A lot of high school students come in tired to school -- and many stay that way all day long. Well, bear in mind, it's not only the quantity of sleep that you get that matters, it's the quality, too.


And of course, since this entry has the same title as a John Lennon tune, here's a link to the song.

(The musical question is thought to be directed at Paul McCartney: that's why you'll see so many pictures of Sir Paul in the video.)