Sleepless nights

Caffeine, worries, noises, and a host of other things can interfere with falling asleep and staying asleep. We can also lose sleep by staying up too late doing fun things. What's the thing that most often interferes with you getting a full night of sleep?

Do you sometimes take sleep drugs? Do you practice relaxation techniques or follow familiar bedtime rituals? What helps you get a good night of sleep?

This week's theme is sleep.