Hey KK it's lovey question answer for me as we know Night-eating syndrome shows distinctive changes in hormones related to sleep, hunger & stress. The nighttime rise in the hormone that accompanies sleep, melatonin, is greatly decreased in night eaters, probably contributing to their sleep disturbances. Similarly, night-eaters fail to show a nighttime rise in the hormone leptin, which suppresses hunger & the stress hormone cortisol is elevated throughout a 24-hour period.
Night-eating syndrome is believed to occur in 10% of obese people seeking treatment for their obesity, which means about 10 million people may be affected. It also does occur among people of normal weight, although less frequently. “Night-eating syndrome may represent a special kind of response to stress that afflicts certain vulnerable people,” said Stunkard.
Night-eating syndrome appears to differ from bulimia nervosa & binge eating. Instead of very large & infrequent binges, persons with this disorder consume relatively small snacks at night-about 270 calories-but far more frequently. In addition, their sleep is far more disturbed.
Treatment & Prevention
Therapy to increase the natural nocturnal rise in melatonin, reduce the body's adrenal stress response and raise leptin levels or improve leptin sensitivity are options that may help these patients overcome the disorder. Another key may involve the availability of tryptophan, an important amino acid, in the body. More than 70% of the nighttime eating to combat anxiety involved binging on carbohydrates. These foods are believed to increase the amount of tryptophan available for conversion to serotonin, the calming neurotransmitter in the brain that promotes an overall sense of well-being and, in turn, converts to melatonin.
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12:19 PM on December 15, 2007