A night of good sleep is essential because it boosts productivity, enables people to make smart decisions, and also unlock the best ideas. The inner clock called circadian rhythm is what regulates the sleep and wake up cycle. Some habits can disrupt this clock making sleeping become a problem. Lack of sleep can precipitate a lot of health conditions including attention deficit disorders, daytime sleeping and if it progresses further, it can lead to anxiety problems. You need to make sure you get at least 8 hours of sleep for you to say you have quality sleep.