The moon can affect sleep, but its influence is likely less significant than that of a cell phone.
To improve sleep, it's essential to follow expert recommendations, such as maintaining a cool, dark, and quiet bedroom and avoiding afternoon coffee.
Many people romanticize seeing a full moon, especially special events like harvest or blue moons, so perhaps the effects come from emotions, not physiology
According to Dr. Stephen Carstensen, a consultant in sleep-related breathing disorders, the expectation of being restless under a full moon can be enough to keep people awake.
Author's summary: Moon affects sleep less than phones.