One thing is certain - everybody loves (and needs) sleep. But how much do we actually know about sleep? Getting sufficient sleep is something many find difficult, especially with the fast-paced lifestyle we lead today. Consequently, it is common for people to fixate on sleeping the right number of hours. However, what many fail to realize is that while getting the right quantity of rest is important, the quality of sleep cannot be neglected. Read on to gain a better understanding of the quality and quantity needed for a good rest.