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If you have
sleeping at certain times of the
, it could be because of a full moon. Scientists from the University of Washington say there is a
between the lunar cycle and sleeping patterns. They say that on nights when there is a full moon, people could experience more
sleep. The reason for this could be the Moon's changing brightness. When there is a full moon, the
brightness in the night sky could interrupt our sleep. The scientists said: "Moonlight is so
to the human eye that it is entirely
to imagine that, in the absence of other sources of
, this source of nocturnal light could have had a
in [changing] human nocturnal
and sleep."