Caffeine psychostimulants - Essay ExampleOne of the advantages of caffeine lies in its ability to cause the release of dopamine in the body leading to hyperactivity. The hyperactivity referred to in this case is not the activity found in hyperactivity disorder, but rather positive activity. The dopamine released activates the part of the brain associated with alertness and attention, as well as problem solving and pleasure (Russel, 2008). Because of this effect of caffeine, the body becomes hypersensitive to the environment around it and appreciation of the body needs. In this case, the capabilities of the brain are improved and increases as it acts as a stimulant all thanks to the activation of dopamine. The boost increases circulation around the body including the brain, where the brain increases even a larger amount of caffeine stimulation than the heart. It is through this dose of caffeine that it improves the mood of the caffeine consumer and allows one to think with enhanced precision and clarity (Gargulinski, 2011).
