Sleeping and Dreaming Essay

1270 Words6 Pages
Each night without fail our eyes grow heavy and our minds tired, and dreaming we drag ourselves to bed and normally fall asleep quickly and peacefully off to dream land we go. Why is this though? Why do we sleep every night? Why do we awake with dream fresh in our heads? How important is this most basic human routine to our survival? What happens when it is disturbed? Sleeping is extremely important for all mammals, but humans especially. Without sleep we are unable to function properly and at our fullest abilities. When we sleep we grow, and it is an opportunity for us to dream which has many benefits. Sleep is also a way for us to relieve ourselves of stress. Sleeping is a very unique process, performed only by creature with brains…show more content…
The brains electrical activity is able to be measured with an electroencephalograph (EEG). The EEG measures your brain activity or brain waves. When you are awake and alert you exhibit beta waves which are small and fast, but immediately before sleep and when you are relaxed and allowing your mind to wander you exhibit alpha waves, and during deep sleep there are large slow waves called delta waves (2). It resulted in major leap in what was known about sleeping. The first phase of modern sleep research is roughly considered to be 1928 through 1953 (1). A lot of new information about sleeping was gained during this time period. The brains electrical activity is able to be measured with an electroencephalograph (EEG). The EEG measures your brain activity or brain waves. When you are awake and alert you exhibit beta waves which are small and fast, but immediately before sleep and when you are relaxed and allowing your mind to wander you exhibit alpha waves (2). Aside from noticing night and day and clocks our body has its own system to tell us when to sleep and when to wake, our circadian rhythm. The human body naturally runs on a twenty five hour clock, so living on a twenty four hour schedule is often hard on the body because it loses an hour each day. On top of this natural loss most people do not get the right amount of sleep each night which can cause a whole host of problems. This is part of

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