Psychologists have claimed that the possibility of deception to their partner is more on the parts of those who wake up early in the morning. The co-relation between the moral decision among people and the desirable time to sleep was studied by the American exports in a research.
According to the research a man can be more honest when he is full of energy; therefore the bird owl is most honest during night.
According to the researchers with the run of time the level of honesty also keeps on reducing in those who are habituated to wake up early in the morning though they might have enough amount of energy during the early few hours of morning.
The biological time of human body is divided into two according to the research. It concluded that therefore, those who are called ethical are mostly habituated to wake up late morning.