Who hasn't been awed by the beauty of a full moon flooding over the horizon?

Folklore tells us that animals and criminals go wild during full moons, that werewolves make their transformation during the full moon - it's the time when Wiccans hold their monthly ritual, called the Esbat.

But what about sleep? Does the light of the full moon have any influence there?

Sleep and the Full Moon

INSOMNIA
I think the moon must be to blame:
It fills the room with fairy flame;
It paints the wall, it seems...