I still get amused by people who think sleep is a state of nothingness. Sleep is a break from busy wakefulness for the body's, but there's a lot going on in the brain making sleep far from a state of inactivity.
Nobody sleeps in Las Vegas. I know that's a gross generalization, but having spent nearly a week there for my new book, I came away with the distinct impression that Vegas, at least sleep-wise, was the Village of the Damned.
Lost melatonin is just the tip of the iceberg for the sleep deprived. It is all the other hormonal shifts resting on the melatonin "timer" that change appetite, fertility, and mental and cardiac health that will kill you.
While drugs do have their place in treating some sleep disorders, there's something to be said for the array of alternative methods that don't entail pharmaceuticals but do, in fact, support restful sleep.