People mostly spend one third of their lives asleep. Despite it consist of large part of our existence we need a good...
A natural temporary state of rest in which a person becomes physically inactive and unaware of his or her surroundings, and many...
The importance of sleep can be more understandable when a person spends a night without sleep. Sleep is as much important...
Sleep is a recurring state of relaxation. In general, we spend one third of our life in sleeping. During sleeping our...