Some of us just need to be less lonely. When you don't have friends, your body is primed to wake up in the middle of the night to be ready for threats. I've not

Some of us just need to be less lonely. When you don't have friends, your body is primed to wake up in the middle of the night to be ready for threats. I've noticed when I have a good social interaction in the day, I sleep much better and for a shorter period, even.