Introduction Serotonin may very well be one of the most important chemicals in the human body. Although the full effects of serotonin are not fully known, research shows that it plays a very important role in our lives. Having healthy serotonin functioning is essential to a person's well being. This paper discusses the role that serotonin plays, psychological disorders caused by or coincide with improper serotonin functioning, as well as many medications and drugs available …showed first 75 words of 1253 total…

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