Try this if you can't sleep.
1 out of 5 of us regularly have trouble sleeping. But Yale researchers have found a solution: Sniff some cinnamon, nutmeg, or vanilla… Or light a scented candle for a few minutes before you turn in. Neurologist Dr. Alan Hirsch says the aromas trigger calming, relaxing alpha brain waves – which can help us drift off sooner, and sleep more deeply.