Stages Of Sleep
Most people think that sleep consists of one long and dreadful snore. You just fall down on the bed and sleep and wake up either groggy-eyed or refreshed. For others, sleep is just a sweet succor and wouldn’t care to break their head over the technicalities of sleeping. But pause a second before closing your eyes, and if you care to think a little deep you will marvel at the fact that the world of sleep is as interesting as awakening. When you go to sleep, the body and mind simply doesn’t shut the shop until you wake up. In fact, at various phases of the sleep the body and the brain undergo various forms of transitions that help in giving you a proper repose. These phases of sleep have been classified into five stages, which describe the entire sleep structure of a person. All of these stages explain how our body and mind behave during sleep. Detailed below in the article are the various stages of sleep.
Sleep Cycle Stages
This is the stage where the person just falls asleep. This stage falls under the non-REM category of sleep. Stage one is that period, where the sleeper just “drifts off”. In most sleepers, this stage lasts for about ten minutes. The sleep is very light and the sleeper can be easily awakened. Dreams and drifting thoughts also occur at this stage. The main characteristic of this sleep are:
This is also a non-REM sleep and is an intermediate stage. This stage lasts for about twenty minutes. Here, the sleeper gets deeper and deeper into sleep and so is difficult to awaken. The main characteristic of this stage are:
In this non-REM stage, the sleep begins to get deep. This stage comes after 45 minutes of first falling asleep. The main characteristics of this stage are:
The sleeper sleeps the deepest at this non-REM stage. This stage is characterized by:
This stage is known as the REM sleep stage. In this stage, the brain becomes more active. Most dreams occur at this stage. The main characteristics in this stage are: