“A well-spent day brings happy sleep,” Leonardo da Vinci said. But what to do when your sleep doesn’t come and is not so happy? Sleeping pills are on the market, but they come with side-effects, and the number of emergency hospital visits as a result of accidental overmedication with these pills is still growing every year. Here are eight safe, alternative, natural remedies that can help you sleeping—next to the well-spent day, of course.