Need is night may occur due to a genetic failure.
According to the researchers, genes, diet and sleep are closely related. Therefore, in case of failure of one gene is often affected the whole body.
According to experts, people who suffer from night eating, there are gene mutations that, to a certain extent, responsible for the human biological clock.
But doctors said about one more common reason of overeating is stress. Often, many people try to relax by eating something delicious and harmful.