Night eating syndrome: waking up in the middle of the night and grabbing a byte from the fridge. People who have this "new disease" suffers from stress and sleeping disorders, waking up between three and four times by night, with an uncontrollable need of eating caused by a drop of melatonin and leptin, two hormones linked to the good sleep and appetite, and an increment of his levels of cortisol, a hormone related to stress.
