I'm 37, and I can't wait for this to happen. Most of my friends want to go to sleep at 9 or 10, and I'm regularly up until 1 AM. I'm hoping this shift is just a

I'm 37, and I can't wait for this to happen. Most of my friends want to go to sleep at 9 or 10, and I'm regularly up until 1 AM. I'm hoping this shift is just as exciting as leaving adolescence, when I no longer needed 10 or 11 hours of sleep.