Nowadays there is a lot of talk about the importance of good sleep, and good sleep hygiene to help you get it. We're told sleep supports good mental health. This is absolutely true! But do you know why? There is a stage of sleep that is critical to our brain processing events of the day. It's known as Rapid Eye Movement, REM, which you've probably heard of. REM uses up a lot of energy, it's not restful sleep. So the amount of REM we get per night is restricted. If we have too