There are many benefits to getting a good night's sleep - more energy and a better mood being among them.
But a new reason for getting a full 40 winks has been discovered - it could stop you cheating on your partner.
Scientists have discovered that the part of the brain that rules self-control is affected by a lack of sleep - and can lead to very bad decisions.
As self-control heavily determines whether someone can resist temptation, an interrupted sleep can mean people are more likely to indulge themselves - even if it means cheating on their partner.
The pre-frontal cortex region of the brain affects self-control, and is powered by glucose. Read more at DailyMail Online....