Sleeping disorders

I can't sleep.
How can I suck at something I do every night? You would think I'd learn by now.
I'm a very light sleeper.
How about these people who can sleepwalk and eat in their sleep?
That's amazing - I can't even sleep in my sleep and these people are multitasking.
I wish I had a sit ups, brush my teeth and shave sleeping disorder.
Then when I wake up I could have half my to do list done. Then go bakc to bed, and get more done.