Two studies found menstruation and sleep patterns synchronized with moon phase cycles.
Moon Phases: How do Moon phases affect humans behavior – body and
Evidence that the Lunar Cycle Influences Human Sleep - ScienceDirect
Debunking Period Myths: Menstrual cycles are in sync with moon
The Science and Lore Behind Menstruation and the Moon
How much does the moon really impact our lives?
How do the phases of the moon affect human behavior? - Quora
How Lunar Phases Affect Sleep And Menstrual Cycles
The Relationship between the Lunar Phase, Menstrual Cycle Onset
Seasonality of brain function: role in psychiatric disorders
New Research Shows the Moon Influences Our Sleep
The moon and the menstrual cycle: we tell you everything!
Effects of the menstrual cycle on sleep in female athletes [38
How the Moon Affects Us - Neuroscience - Curious Meerkat
How do the phases of the moon affect human behavior? - Quora