Full moon may disrupt sleep, study says

By Elizabeth Landau, CNN

Updated 1710 GMT (0110 HKT) June 17, 2016

Earth's shadow partially obscures the view of a perigree full moon, or supermoon, during a lunar eclipse as seen from Stedman, North Carolina, on Sunday, September 27. The combination of a supermoon and total lunar eclipse last occurred in 1982 and will not happen again until 2033.
Photos: Rare 'super blood moon' eclipse
Earth's shadow partially obscures the view of a perigree full moon, or supermoon, during a lunar eclipse as seen from Stedman, North Carolina, on Sunday, September 27. The combination of a supermoon and total lunar eclipse last occurred in 1982 and will not happen again until 2033.
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The eclipse is seen next to the Washington Monument.
Photos: Rare 'super blood moon' eclipse
The eclipse is seen next to the Washington Monument.
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Deer are silhouetted against the sky in Yavterishki, Belarus, as the supermoon is eclipsed.
Photos: Rare 'super blood moon' eclipse
Deer are silhouetted against the sky in Yavterishki, Belarus, as the supermoon is eclipsed.
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The eclipse as seen from Los Angeles.
Photos: Rare 'super blood moon' eclipse
The eclipse as seen from Los Angeles.
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The eclipsed supermoon is seen next to one of the steeples of the Cologne Cathedral in Germany.
Photos: Rare 'super blood moon' eclipse
The eclipsed supermoon is seen next to one of the steeples of the Cologne Cathedral in Germany.
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The supermoon is shown during the eclipse next to the Colorado State Capitol building in Denver.
Photos: Rare 'super blood moon' eclipse
The supermoon is shown during the eclipse next to the Colorado State Capitol building in Denver.
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The supermoon eclipse is shown over Jerusalem.
Photos: Rare 'super blood moon' eclipse
The supermoon eclipse is shown over Jerusalem.
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The supermoon is shown in Buenos Aires.
Photos: Rare 'super blood moon' eclipse
The supermoon is shown in Buenos Aires.
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A flock of birds flies by as the supermoon rises in Mir, Belarus.
Photos: Rare 'super blood moon' eclipse
A flock of birds flies by as the supermoon rises in Mir, Belarus.
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The supermoon rises over Miami Beach.
Photos: Rare 'super blood moon' eclipse
The supermoon rises over Miami Beach.
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A plane passes by the rising supermoon in Montreal.
Photos: Rare 'super blood moon' eclipse
A plane passes by the rising supermoon in Montreal.
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The supermoon passes by a statue of the Virgin Mary and the Child at Notre Dame de La Garde basilica in Marseille, France.
Photos: Rare 'super blood moon' eclipse
The supermoon passes