Sleep is the natural state of bodily rest observed throughout the animal kingdom , in all mammals and birds , and in many reptiles , amphibians , and fish

For some people, sleep isn't a quiet, peaceful affair. Conditions like sleepwalking, nightmares, and even jet lag can lead to stress, fatigue, and overall poor health.

Maintain a regular sleep schedule, in other words go to sleep at 10 pm on Friday night if you go to sleep at 10 pm on Monday night. 2.Increase the amount of time you sleep. 3.